Fatto matematico: 16877 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 16877 is a boring number.
Data storica: March 16th is the day in 1940 that First person killed in a German bombing raid on the UK in World War II during a raid on Scapa Flow in the Orkney Islands, James Isbister.