Fait général: 55377 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 55377 is a boring number.
Culture générale: 55377 is an uninteresting number.
Date historique: August 13th is the day in 1536 that Buddhist monks from Kyōto's Enryaku-ji temple set fire to 21 Nichiren temples throughout in what will be known as the Tenbun Hokke Disturbance.