22522132432 has 10 divisors (see below), whose sum is σ = 43636631618. Its totient is φ = 11261066208.

The previous prime is 22522132417. The next prime is 22522132439. The reversal of 22522132432 is 23423122522.

It can be written as a sum of positive squares in only one way, i.e., 21299651136 + 1222481296 = 145944^2 + 34964^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22522132432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22522132439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703816623 + ... + 703816654.

Almost surely, 2^22522132432 is an apocalyptic number.

It is an amenable number.

22522132432 is a deficient number, since it is larger than the sum of its proper divisors (21114499186).

22522132432 is a wasteful number, since it uses less digits than its factorization.

22522132432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407633285 (or 1407633279 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

Adding to 22522132432 its reverse (23423122522), we get a palindrome (45945254954).

The spelling of 22522132432 in words is "twenty-two billion, five hundred twenty-two million, one hundred thirty-two thousand, four hundred thirty-two".