556607616625 has 16 divisors (see below), whose sum is σ = 694681994448. Its totient is φ = 445263216000.

The previous prime is 556607616599. The next prime is 556607616683. The reversal of 556607616625 is 526616706655.

It can be written as a sum of positive squares in 8 ways, for example, as 105731626896 + 450875989729 = 325164^2 + 671473^2 .

It is not a de Polignac number, because 556607616625 - 2²⁵ = 556574062193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2581479 + ... + 2788771.

It is an arithmetic number, because the mean of its divisors is an integer number (43417624653).

Almost surely, 2^556607616625 is an apocalyptic number.

It is an amenable number.

556607616625 is a deficient number, since it is larger than the sum of its proper divisors (138074377823).

556607616625 is a wasteful number, since it uses less digits than its factorization.

556607616625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228789 (or 228779 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 556607616625 in words is "five hundred fifty-six billion, six hundred seven million, six hundred sixteen thousand, six hundred twenty-five".