22712734552 has 16 divisors (see below), whose sum is σ = 42892756200. Its totient is φ = 11274666240.

The previous prime is 22712734507. The next prime is 22712734579. The reversal of 22712734552 is 25543721722.

It is a happy number.

It is a super-2 number, since 2×22712734552² (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 3 ways as a sum of consecutive naturals, for example, 10211449 + ... + 10213672.

Almost surely, 2^22712734552 is an apocalyptic number.

It is an amenable number.

22712734552 is a deficient number, since it is larger than the sum of its proper divisors (20180021648).

22712734552 is a wasteful number, since it uses less digits than its factorization.

22712734552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20425266 (or 20425262 counting only the distinct ones).

The product of its digits is 235200, while the sum is 40.

The spelling of 22712734552 in words is "twenty-two billion, seven hundred twelve million, seven hundred thirty-four thousand, five hundred fifty-two".