557595668 has 24 divisors (see below), whose sum is σ = 1116592512. Its totient is φ = 238669344.

The previous prime is 557595629. The next prime is 557595671. The reversal of 557595668 is 866595755.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10946 + ... + 35142.

It is an arithmetic number, because the mean of its divisors is an integer number (46524688).

Almost surely, 2^557595668 is an apocalyptic number.

It is an amenable number.

557595668 is an abundant number, since it is smaller than the sum of its proper divisors (558996844).

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

557595668 is a wasteful number, since it uses less digits than its factorization.

557595668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25031 (or 25029 counting only the distinct ones).

The product of its digits is 11340000, while the sum is 56.

The square root of 557595668 is about 23613.4637018799. The cubic root of 557595668 is about 823.0757321966.

The spelling of 557595668 in words is "five hundred fifty-seven million, five hundred ninety-five thousand, six hundred sixty-eight".