505090960 has 40 divisors (see below), whose sum is σ = 1281096576. Its totient is φ = 183669120.

The previous prime is 505090909. The next prime is 505090979. The reversal of 505090960 is 69090505.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286104 + ... + 287863.

Almost surely, 2^505090960 is an apocalyptic number.

It is an amenable number.

505090960 is an abundant number, since it is smaller than the sum of its proper divisors (776005616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505090960 is a wasteful number, since it uses less digits than its factorization.

505090960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573991 (or 573985 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 505090960 is about 22474.2287965572. The cubic root of 505090960 is about 796.3852330922.

The spelling of 505090960 in words is "five hundred five million, ninety thousand, nine hundred sixty".