56651075115 has 16 divisors (see below), whose sum is σ = 90649624608. Its totient is φ = 30211271936.

The previous prime is 56651075113. The next prime is 56651075123. The reversal of 56651075115 is 51157015665.

56651075115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56651075115 - 2¹ = 56651075113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56651075113) 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, 19729 + ... + 337181.

It is an arithmetic number, because the mean of its divisors is an integer number (5665601538).

Almost surely, 2^56651075115 is an apocalyptic number.

56651075115 is a deficient number, since it is larger than the sum of its proper divisors (33998549493).

56651075115 is a wasteful number, since it uses less digits than its factorization.

56651075115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329358.

The product of its (nonzero) digits is 157500, while the sum is 42.

The spelling of 56651075115 in words is "fifty-six billion, six hundred fifty-one million, seventy-five thousand, one hundred fifteen".