23206840955 has 16 divisors (see below), whose sum is σ = 30061039680. Its totient is φ = 17145921408.

The previous prime is 23206840889. The next prime is 23206840961. The reversal of 23206840955 is 55904860232.

It is a cyclic number.

It is not a de Polignac number, because 23206840955 - 2²⁸ = 22938405499 is a prime.

It is a super-2 number, since 2×23206840955² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3475952 + ... + 3482621.

It is an arithmetic number, because the mean of its divisors is an integer number (1878814980).

Almost surely, 2^23206840955 is an apocalyptic number.

23206840955 is a deficient number, since it is larger than the sum of its proper divisors (6854198725).

23206840955 is a wasteful number, since it uses less digits than its factorization.

23206840955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6958630.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 23206840955 in words is "twenty-three billion, two hundred six million, eight hundred forty thousand, nine hundred fifty-five".