56011001055 has 32 divisors (see below), whose sum is σ = 90511734720. Its totient is φ = 29574927360.

The previous prime is 56011001003. The next prime is 56011001063. The reversal of 56011001055 is 55010011065.

It is not a de Polignac number, because 56011001055 - 2³³ = 47421066463 is a prime.

It is a super-2 number, since 2×56011001055² (a number of 22 digits) contains 22 as substring.

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, 2146869 + ... + 2172801.

It is an arithmetic number, because the mean of its divisors is an integer number (2828491710).

Almost surely, 2^56011001055 is an apocalyptic number.

56011001055 is a deficient number, since it is larger than the sum of its proper divisors (34500733665).

56011001055 is a wasteful number, since it uses less digits than its factorization.

56011001055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27371.

The product of its (nonzero) digits is 750, while the sum is 24.

The spelling of 56011001055 in words is "fifty-six billion, eleven million, one thousand, fifty-five".