557172160 has 28 divisors (see below), whose sum is σ = 1326766968. Its totient is φ = 222868736.

The previous prime is 557172149. The next prime is 557172167. The reversal of 557172160 is 61271755.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557172167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 870262 + ... + 870901.

Almost surely, 2^557172160 is an apocalyptic number.

It is an amenable number.

557172160 is an abundant number, since it is smaller than the sum of its proper divisors (769594808).

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

557172160 is a wasteful number, since it uses less digits than its factorization.

557172160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741180 (or 1741170 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 557172160 is about 23604.4944872793. The cubic root of 557172160 is about 822.8672971447.

The spelling of 557172160 in words is "five hundred fifty-seven million, one hundred seventy-two thousand, one hundred sixty".