22523992572 has 48 divisors (see below), whose sum is σ = 54736722432. Its totient is φ = 7202180160.

The previous prime is 22523992559. The next prime is 22523992591. The reversal of 22523992572 is 27529932522.

It is a super-2 number, since 2×22523992572² (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 15 ways as a sum of consecutive naturals, for example, 325728 + ... + 388775.

It is an arithmetic number, because the mean of its divisors is an integer number (1140348384).

Almost surely, 2^22523992572 is an apocalyptic number.

It is an amenable number.

22523992572 is an abundant number, since it is smaller than the sum of its proper divisors (32212729860).

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

22523992572 is a wasteful number, since it uses less digits than its factorization.

22523992572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714618 (or 714616 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 48.

The spelling of 22523992572 in words is "twenty-two billion, five hundred twenty-three million, nine hundred ninety-two thousand, five hundred seventy-two".