557486756 has 12 divisors (see below), whose sum is σ = 975832368. Its totient is φ = 278677512.

The previous prime is 557486723. The next prime is 557486773. The reversal of 557486756 is 657684755.

It is a junction number, because it is equal to n+sod(n) for n = 557486698 and 557486707.

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, 5975 + ... + 33921.

It is an arithmetic number, because the mean of its divisors is an integer number (81319364).

Almost surely, 2^557486756 is an apocalyptic number.

It is an amenable number.

557486756 is a deficient number, since it is larger than the sum of its proper divisors (418345612).

557486756 is a wasteful number, since it uses less digits than its factorization.

557486756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32938 (or 32936 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 53.

The square root of 557486756 is about 23611.1574472748. The cubic root of 557486756 is about 823.0221398020.

The spelling of 557486756 in words is "five hundred fifty-seven million, four hundred eighty-six thousand, seven hundred fifty-six".