23264748564 has 12 divisors (see below), whose sum is σ = 54284413344. Its totient is φ = 7754916184.

The previous prime is 23264748517. The next prime is 23264748601. The reversal of 23264748564 is 46584746232.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×23264748564² (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 3 ways as a sum of consecutive naturals, for example, 969364512 + ... + 969364535.

It is an arithmetic number, because the mean of its divisors is an integer number (4523701112).

Almost surely, 2^23264748564 is an apocalyptic number.

It is an amenable number.

23264748564 is an abundant number, since it is smaller than the sum of its proper divisors (31019664780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23264748564 is a wasteful number, since it uses less digits than its factorization.

23264748564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938729054 (or 1938729052 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 51.

The spelling of 23264748564 in words is "twenty-three billion, two hundred sixty-four million, seven hundred forty-eight thousand, five hundred sixty-four".