557464896 has 56 divisors (see below), whose sum is σ = 1638848640. Its totient is φ = 185821056.

The previous prime is 557464879. The next prime is 557464907. The reversal of 557464896 is 698464755.

557464896 is a `hidden beast` number, since 5 + 574 + 64 + 8 + 9 + 6 = 666.

It is a super-2 number, since 2×557464896² = 621534220544581632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 159576 + ... + 163031.

Almost surely, 2^557464896 is an apocalyptic number.

It is an amenable number.

557464896 is an abundant number, since it is smaller than the sum of its proper divisors (1081383744).

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

557464896 is a wasteful number, since it uses less digits than its factorization.

557464896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322628 (or 322612 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The square root of 557464896 is about 23610.6945259982. The cubic root of 557464896 is about 823.0113822973.

The spelling of 557464896 in words is "five hundred fifty-seven million, four hundred sixty-four thousand, eight hundred ninety-six".