56565511556504 has 16 divisors (see below), whose sum is σ = 106113927090600. Its totient is φ = 28268464332352.

The previous prime is 56565511556459. The next prime is 56565511556507. The reversal of 56565511556504 is 40565511556565.

It is a happy number.

56565511556504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56565511556507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1786413917 + ... + 1786445580.

Almost surely, 2^{56565511556504} is an apocalyptic number.

It is an amenable number.

56565511556504 is a deficient number, since it is larger than the sum of its proper divisors (49548415534096).

56565511556504 is a wasteful number, since it uses less digits than its factorization.

56565511556504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572861482 (or 3572861478 counting only the distinct ones).

The product of its (nonzero) digits is 67500000, while the sum is 59.

The spelling of 56565511556504 in words is "fifty-six trillion, five hundred sixty-five billion, five hundred eleven million, five hundred fifty-six thousand, five hundred four".