55023008913 has 64 divisors (see below), whose sum is σ = 85158304000. Its totient is φ = 35079340032.

The previous prime is 55023008881. The next prime is 55023008917. The reversal of 55023008913 is 31980032055.

55023008913 is a `hidden beast` number, since 550 + 23 + 0 + 0 + 89 + 1 + 3 = 666.

55023008913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55023008913 - 2⁵ = 55023008881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55023008917) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51470943 + ... + 51472011.

It is an arithmetic number, because the mean of its divisors is an integer number (1330598500).

Almost surely, 2^55023008913 is an apocalyptic number.

It is an amenable number.

55023008913 is a deficient number, since it is larger than the sum of its proper divisors (30135295087).

55023008913 is a wasteful number, since it uses less digits than its factorization.

55023008913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 55023008913 in words is "fifty-five billion, twenty-three million, eight thousand, nine hundred thirteen".