-156 is an even number.
-156 is a Harshad number, which means it is divisible by the sum of its digits (1 + 5 + 6 = 12, and -156 is divisible by 12).
In binary, -156 is represented as 1111111111111111111111111111111111111111111111111111111101100100.
In hex, -156 is represented as ffffffffffffff64.