557546216 has 16 divisors (see below), whose sum is σ = 1045888740. Its totient is φ = 278642560.

The previous prime is 557546147. The next prime is 557546221. The reversal of 557546216 is 612645755.

It can be written as a sum of positive squares in 2 ways, for example, as 535737316 + 21808900 = 23146^2 + 4670^2 .

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, 3206 + ... + 33546.

Almost surely, 2^557546216 is an apocalyptic number.

It is an amenable number.

557546216 is a deficient number, since it is larger than the sum of its proper divisors (488342524).

557546216 is a wasteful number, since it uses less digits than its factorization.

557546216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32644 (or 32640 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 557546216 is about 23612.4165641723. The cubic root of 557546216 is about 823.0513991857.

The spelling of 557546216 in words is "five hundred fifty-seven million, five hundred forty-six thousand, two hundred sixteen".