556999512976 has 15 divisors (see below), whose sum is σ = 1079192340433. Its totient is φ = 278498263840.

The previous prime is 556999512947. The next prime is 556999513001. The reversal of 556999512976 is 679215999655.

The square root of 556999512976 is 746324.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 537107231376 + 19892281600 = 732876^2 + 141040^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556999512899 and 556999512908.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2892006 + ... + 3078586.

Almost surely, 2^556999512976 is an apocalyptic number.

556999512976 is the 746324-th square number.

It is an amenable number.

556999512976 is a deficient number, since it is larger than the sum of its proper divisors (522192827457).

556999512976 is an frugal number, since it uses more digits than its factorization.

556999512976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373170 (or 186583 counting only the distinct ones).

The product of its digits is 413343000, while the sum is 73.

The spelling of 556999512976 in words is "five hundred fifty-six billion, nine hundred ninety-nine million, five hundred twelve thousand, nine hundred seventy-six".