General fact: 54912 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Mathematical fact: 54912 is an uninteresting number.
Trivia: 54912 is a boring number.
Historical date: May 5th is the day in 2010 that Mass protests in Greece erupt in response to austerity measures imposed by the government as a result of the Greek debt crisis.