The Phrase Today
666 is the most culturally potent number in Western popular culture, functioning as a universal symbol of evil, the demonic, and the Antichrist. The phrase "the number of the beast" is used to describe any deeply malevolent force or individual. The number triggers superstitious avoidance - addresses, phone numbers, prices, and license plates containing 666 are actively avoided in cultures shaped by the biblical tradition. Heavy metal music adopted it as a badge of transgression; popular horror fiction made it a supernatural code; everyday discourse uses it to indicate extreme evil.
Biblical Origin
Revelation 13:18 (KJV): "Here is wisdom. Let him that hath understanding count the number of the beast: for it is the number of a man; and his number is Six hundred threescore and six." The verse invites interpretation - "let him that hath understanding count" - making it an active puzzle rather than a passive symbol. The beast is described in Revelation 13 as a political and religious power commanding worship, making war on the saints, and requiring a mark for all economic activity (13:16-17).
Gematria: The Interpretive Key
Ancient Greek and Hebrew writing used letters as numbers (gematria or isopsephia). Every name therefore had a numerical value. The scholarly consensus since the late nineteenth century is that 666 encodes the name of the Roman Emperor Nero Caesar (Neron Kaisar in Hebrew letters: nun=50, resh=200, waw=6, nun=50 + qoph=100, samekh=60, resh=200 = 666). This reading makes Revelation 13 a coded political critique of Roman imperial power, protecting the letter's author from prosecution. An alternate Greek spelling of Nero's name yields 616, which is the number found in some early manuscripts - providing indirect confirmation of the Nero identification, since both numbers encode different transliterations of the same name.
The 616 Variant
Papyrus 115 (Oxyrhynchus Papyri, discovered in Egypt) contains the number 616, not 666, for the beast. Irenaeus (Against Heresies, c. 180 CE) explicitly argued against 616 and for 666, suggesting both variants were known in the early church and that 666 was the dominant but not universal reading. The existence of 616 strengthens the Nero gematria interpretation and complicates popular certainty about 666 as the definitive "number of the beast."
Semantic Drift
In Revelation's original context, 666 was a coded reference to a specific historical ruler - likely Nero - functioning as a warning to first-century Christians about Roman imperial persecution. Over two millennia the historical referent was forgotten and the number became a universal, ahistorical symbol of transcendent evil. Each new era found its own candidate for the Antichrist whose name could be forced to yield 666: popes, Napoleon, Hitler, various US presidents, barcodes, computer chips, and the European Union have all been subjected to 666-numerology by interpreters convinced of their identification. This endless reapplication is itself evidence of the symbol's cultural power.
Historical Usage
The number was taken seriously as a prophetic code throughout the patristic period. Irenaeus, Hippolytus, and Lactantius all discussed it. During the Reformation, Protestant polemicists used elaborate gematria to show that the Pope's Latin title (Vicarius Filii Dei, Vicar of the Son of God) yielded 666 - a claim that circulated for centuries and was repeatedly debunked. In the twentieth century, dispensationalist theology (John Darby, Hal Lindsey's The Late Great Planet Earth, 1970) popularized the idea that 666 would be a literal mark applied to people in the end times, generating enormous popular literature.
Cross-Linguistic and Cross-Cultural Impact
The number's cultural impact extends far beyond Christianity. In Japan, a Buddhist culture, the number is sometimes avoided for entirely different superstitious reasons mixed with Western cultural influence. In China, where 666 is associated with good luck (the character 六 liù sounds like words for smooth or flowing), the Western horror associations are actively reversed - a remarkable case of a number carrying completely opposed cultural valences in different traditions. The Western horror connotation has spread globally through English-language media regardless of local religious tradition.
In Literature and Music
William Blake's prophetic poetry frequently invokes Revelation's imagery. W.B. Yeats's The Second Coming (1919) channels apocalyptic symbolism without using the number explicitly. The Omen (1976) is the most influential cinematic treatment, using 666 as a thriller device and embedding the number permanently in horror film iconography. Iron Maiden's The Number of the Beast (1982) is the most culturally significant popular music deployment, transforming the number into a badge of rock transgression while the album's liner notes quoted Revelation. The resulting moral panic about heavy metal's Satanism intensified the number's cultural presence.
Misconceptions
The dominant misconception is that 666 has always meant transcendent, metaphysical evil. In Revelation's original context it was a historically specific code word for a particular Roman emperor, intended to be decoded by readers with the key (gematria) rather than taken as a universal symbol. A second major misconception is that 666 is a satanic number in some ontological sense - that the number itself carries evil. The text says it is "the number of a man," grounding it in historical human identity rather than cosmic principle. Third, many assume 666 is uniquely biblical; in fact numerical symbolism, including numerology as a code for names, was commonplace in the ancient Mediterranean world.