22657474576 has 75 divisors (see below), whose sum is σ = 48444210415. Its totient is φ = 10265736800.

The previous prime is 22657474561. The next prime is 22657474577. The reversal of 22657474576 is 67547475622.

The square root of 22657474576 is 150524.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×22657474576² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22657474577) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 72853461 + ... + 72853771.

Almost surely, 2^22657474576 is an apocalyptic number.

22657474576 is the 150524-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22657474576

22657474576 is an abundant number, since it is smaller than the sum of its proper divisors (25786735839).

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

22657474576 is an frugal number, since it uses more digits than its factorization.

22657474576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 324 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 55.

The spelling of 22657474576 in words is "twenty-two billion, six hundred fifty-seven million, four hundred seventy-four thousand, five hundred seventy-six".