Hecho general: 64063 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 64063 is a boring number.
Trivia: 64063 is an unremarkable number.
Fecha histórica: May 25th is the day in 1738 that a treaty between Pennsylvania and Maryland ends the Conojocular War with settlement of a boundary dispute and exchange of prisoners.