56105501055555 has 32 divisors (see below), whose sum is σ = 103207245087744. Its totient is φ = 25494646836096.

The previous prime is 56105501055511. The next prime is 56105501055613. The reversal of 56105501055555 is 55555010550165.

It is not a de Polignac number, because 56105501055555 - 2⁸ = 56105501055299 is a prime.

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, 1599797152 + ... + 1599832221.

It is an arithmetic number, because the mean of its divisors is an integer number (3225226408992).

Almost surely, 2^{56105501055555} is an apocalyptic number.

56105501055555 is a deficient number, since it is larger than the sum of its proper divisors (47101744032189).

56105501055555 is a wasteful number, since it uses less digits than its factorization.

56105501055555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199629555.

The product of its (nonzero) digits is 2343750, while the sum is 48.

The spelling of 56105501055555 in words is "fifty-six trillion, one hundred five billion, five hundred one million, fifty-five thousand, five hundred fifty-five".