Fait général: 66412 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 66412 is a boring number.
Culture générale: 66412 is an unremarkable number.
Date historique: October 29th is the day in 1994 that Francisco Martin Duran fires over two dozen shots at the White House (Duran is later convicted of trying to kill US President Bill Clinton).