556615056 has 20 divisors (see below), whose sum is σ = 1437922352. Its totient is φ = 185538336.

The previous prime is 556615021. The next prime is 556615093. The reversal of 556615056 is 650516655.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5798026 + ... + 5798121.

Almost surely, 2^556615056 is an apocalyptic number.

It is an amenable number.

556615056 is an abundant number, since it is smaller than the sum of its proper divisors (881307296).

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

556615056 is a wasteful number, since it uses less digits than its factorization.

556615056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11596158 (or 11596152 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 556615056 is about 23592.6907325129. The cubic root of 556615056 is about 822.5929501418.

The spelling of 556615056 in words is "five hundred fifty-six million, six hundred fifteen thousand, fifty-six".