-153 is an odd number.
-153 is a Harshad number, which means it is divisible by the sum of its digits (1 + 5 + 3 = 9, and -153 is divisible by 9).
In binary, -153 is represented as 1111111111111111111111111111111111111111111111111111111101100111.
In hex, -153 is represented as ffffffffffffff67.