22200344432 has 40 divisors (see below), whose sum is σ = 49201958016. Its totient is φ = 9505907136.

The previous prime is 22200344431. The next prime is 22200344447. The reversal of 22200344432 is 23444300222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200344431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37523 + ... + 214029.

Almost surely, 2^22200344432 is an apocalyptic number.

It is an amenable number.

22200344432 is an abundant number, since it is smaller than the sum of its proper divisors (27001613584).

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

22200344432 is a wasteful number, since it uses less digits than its factorization.

22200344432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177645 (or 177639 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22200344432 its reverse (23444300222), we get a palindrome (45644644654).

The spelling of 22200344432 in words is "twenty-two billion, two hundred million, three hundred forty-four thousand, four hundred thirty-two".