557240156 has 12 divisors (see below), whose sum is σ = 1063822200. Its totient is φ = 253290960.

The previous prime is 557240137. The next prime is 557240207. The reversal of 557240156 is 651042755.

It is a congruent number.

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, 6332231 + ... + 6332318.

It is an arithmetic number, because the mean of its divisors is an integer number (88651850).

Almost surely, 2^557240156 is an apocalyptic number.

It is an amenable number.

557240156 is a deficient number, since it is larger than the sum of its proper divisors (506582044).

557240156 is a wasteful number, since it uses less digits than its factorization.

557240156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12664564 (or 12664562 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The square root of 557240156 is about 23605.9347622584. The cubic root of 557240156 is about 822.9007693895.

The spelling of 557240156 in words is "five hundred fifty-seven million, two hundred forty thousand, one hundred fifty-six".