56507100650565 has 32 divisors (see below), whose sum is σ = 91316691360000. Its totient is φ = 29835410035200.

The previous prime is 56507100650503. The next prime is 56507100650599. The reversal of 56507100650565 is 56505600170565.

It is not a de Polignac number, because 56507100650565 - 2¹⁴ = 56507100634181 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11561121 + ... + 15705849.

It is an arithmetic number, because the mean of its divisors is an integer number (2853646605000).

Almost surely, 2^{56507100650565} is an apocalyptic number.

It is an amenable number.

56507100650565 is a deficient number, since it is larger than the sum of its proper divisors (34809590709435).

56507100650565 is a wasteful number, since it uses less digits than its factorization.

56507100650565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153837.

The product of its (nonzero) digits is 4725000, while the sum is 51.

The spelling of 56507100650565 in words is "fifty-six trillion, five hundred seven billion, one hundred million, six hundred fifty thousand, five hundred sixty-five".