556065656 has 16 divisors (see below), whose sum is σ = 1050584040. Its totient is φ = 275909920.

The previous prime is 556065613. The next prime is 556065661. The reversal of 556065656 is 656560655.

It is a super-3 number, since 3×556065656³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264251 + ... + 266346.

Almost surely, 2^556065656 is an apocalyptic number.

It is an amenable number.

556065656 is a deficient number, since it is larger than the sum of its proper divisors (494518384).

556065656 is a wasteful number, since it uses less digits than its factorization.

556065656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530734 (or 530730 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 44.

The square root of 556065656 is about 23581.0444213143. The cubic root of 556065656 is about 822.3222176521.

The spelling of 556065656 in words is "five hundred fifty-six million, sixty-five thousand, six hundred fifty-six".