23306513270621 has 16 divisors (see below), whose sum is σ = 27010391094144. Its totient is φ = 19696421977344.

The previous prime is 23306513270567. The next prime is 23306513270641. The reversal of 23306513270621 is 12607231560332.

It is not a de Polignac number, because 23306513270621 - 2⁴² = 18908466759517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23306513270641) 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, 6568616 + ... + 9474161.

It is an arithmetic number, because the mean of its divisors is an integer number (1688149443384).

Almost surely, 2^{23306513270621} is an apocalyptic number.

It is an amenable number.

23306513270621 is a deficient number, since it is larger than the sum of its proper divisors (3703877823523).

23306513270621 is a wasteful number, since it uses less digits than its factorization.

23306513270621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16045700.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 23306513270621 in words is "twenty-three trillion, three hundred six billion, five hundred thirteen million, two hundred seventy thousand, six hundred twenty-one".