general_fact: 54497 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
math_fact: 54497 is an unremarkable number.
trivia: 54497 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: March 16th is the day in 1916 that the 7th and 10th US cavalry regiments under John J. Pershing crossed the US-Mexico border to join the hunt for Pancho Villa.