56865066113 has 16 divisors (see below), whose sum is σ = 60544900224. Its totient is φ = 53222856960.

The previous prime is 56865066107. The next prime is 56865066191. The reversal of 56865066113 is 31166056865.

It is a cyclic number.

It is not a de Polignac number, because 56865066113 - 2¹² = 56865062017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56865066613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4897631 + ... + 4909227.

It is an arithmetic number, because the mean of its divisors is an integer number (3784056264).

Almost surely, 2^56865066113 is an apocalyptic number.

It is an amenable number.

56865066113 is a deficient number, since it is larger than the sum of its proper divisors (3679834111).

56865066113 is a wasteful number, since it uses less digits than its factorization.

56865066113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13192.

The product of its (nonzero) digits is 777600, while the sum is 47.

The spelling of 56865066113 in words is "fifty-six billion, eight hundred sixty-five million, sixty-six thousand, one hundred thirteen".