556955268 has 12 divisors (see below), whose sum is σ = 1299562320. Its totient is φ = 185651752.

The previous prime is 556955257. The next prime is 556955291. The reversal of 556955268 is 862559655.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 556955268.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23206458 + ... + 23206481.

It is an arithmetic number, because the mean of its divisors is an integer number (108296860).

Almost surely, 2^556955268 is an apocalyptic number.

It is an amenable number.

556955268 is an abundant number, since it is smaller than the sum of its proper divisors (742607052).

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

556955268 is a wasteful number, since it uses less digits than its factorization.

556955268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46412946 (or 46412944 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 51.

The square root of 556955268 is about 23599.8997455498. The cubic root of 556955268 is about 822.7605099851.

The spelling of 556955268 in words is "five hundred fifty-six million, nine hundred fifty-five thousand, two hundred sixty-eight".