557577072164 has 12 divisors (see below), whose sum is σ = 1115154144384. Its totient is φ = 238961602344.

The previous prime is 557577072137. The next prime is 557577072191. The reversal of 557577072164 is 461270775755.

It is an interprime number because it is at equal distance from previous prime (557577072137) and next prime (557577072191).

557577072164 is an admirable 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, 9956733404 + ... + 9956733459.

It is an arithmetic number, because the mean of its divisors is an integer number (92929512032).

Almost surely, 2^557577072164 is an apocalyptic number.

It is an amenable number.

557577072164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

557577072164 is a wasteful number, since it uses less digits than its factorization.

557577072164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19913466874 (or 19913466872 counting only the distinct ones).

The product of its (nonzero) digits is 14406000, while the sum is 56.

The spelling of 557577072164 in words is "five hundred fifty-seven billion, five hundred seventy-seven million, seventy-two thousand, one hundred sixty-four".