23112575816 has 32 divisors (see below), whose sum is σ = 47588834880. Its totient is φ = 10436136000.

The previous prime is 23112575789. The next prime is 23112575839. The reversal of 23112575816 is 61857521132.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856391 + ... + 882966.

It is an arithmetic number, because the mean of its divisors is an integer number (1487151090).

Almost surely, 2^23112575816 is an apocalyptic number.

It is an amenable number.

23112575816 is an abundant number, since it is smaller than the sum of its proper divisors (24476259064).

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

23112575816 is a wasteful number, since it uses less digits than its factorization.

23112575816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739525 (or 1739521 counting only the distinct ones).

The product of its digits is 100800, while the sum is 41.

The spelling of 23112575816 in words is "twenty-three billion, one hundred twelve million, five hundred seventy-five thousand, eight hundred sixteen".