23111627144 has 16 divisors (see below), whose sum is σ = 43523537100. Its totient is φ = 11505350592.

The previous prime is 23111627131. The next prime is 23111627171. The reversal of 23111627144 is 44172611132.

It can be written as a sum of positive squares in 2 ways, for example, as 19785798244 + 3325828900 = 140662^2 + 57670^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23111627144.

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, 6305927 + ... + 6309590.

Almost surely, 2^23111627144 is an apocalyptic number.

It is an amenable number.

23111627144 is a deficient number, since it is larger than the sum of its proper divisors (20411909956).

23111627144 is a wasteful number, since it uses less digits than its factorization.

23111627144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12615752 (or 12615748 counting only the distinct ones).

The product of its digits is 8064, while the sum is 32.

The spelling of 23111627144 in words is "twenty-three billion, one hundred eleven million, six hundred twenty-seven thousand, one hundred forty-four".