23144655672 has 24 divisors (see below), whose sum is σ = 62683442640. Its totient is φ = 7714885200.

The previous prime is 23144655637. The next prime is 23144655683. The reversal of 23144655672 is 27655644132.

23144655672 is a `hidden beast` number, since 23 + 1 + 4 + 4 + 6 + 556 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 160726704 + ... + 160726847.

It is an arithmetic number, because the mean of its divisors is an integer number (2611810110).

Almost surely, 2^23144655672 is an apocalyptic number.

It is an amenable number.

23144655672 is an abundant number, since it is smaller than the sum of its proper divisors (39538786968).

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

23144655672 is a wasteful number, since it uses less digits than its factorization.

23144655672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321453563 (or 321453556 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The spelling of 23144655672 in words is "twenty-three billion, one hundred forty-four million, six hundred fifty-five thousand, six hundred seventy-two".