Hexakosioihexekontahexaphobia

Hexakosioihexekontahexaphobia is the fear of the number 666. The reason for this such a fear is that 666 is the. This word is derived from Ancient Greek roots hexakósioi, "six hundred", hexékonta, "sixty", héx, "six", and phóbos, "fear"; literally meaning "fear of six hundred sixty-six". This phobia is very common but it doesn't affect their lives much.

Severe sufferers may try to avoid the number at all times, like blocking the cable channel 666 or changing the address from 666 to the one adjacent to it. In 1989 after Nancy and Ronald Reagan moved to a new home in the Bel-Air section of Los Angeles after the Ronald's 1988 presidential election, they changed their street address from 666 to 668 apparently due to their fears of the former number.

The phobia is commonly portrayed in a number of horror films such as  and its.