22551707372 has 6 divisors (see below), whose sum is σ = 39465487908. Its totient is φ = 11275853684.

The previous prime is 22551707371. The next prime is 22551707377. The reversal of 22551707372 is 27370715522.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22551707371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2818963418 + ... + 2818963425.

It is an arithmetic number, because the mean of its divisors is an integer number (6577581318).

Almost surely, 2^22551707372 is an apocalyptic number.

It is an amenable number.

22551707372 is a deficient number, since it is larger than the sum of its proper divisors (16913780536).

22551707372 is a wasteful number, since it uses less digits than its factorization.

22551707372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5637926847 (or 5637926845 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 41.

The spelling of 22551707372 in words is "twenty-two billion, five hundred fifty-one million, seven hundred seven thousand, three hundred seventy-two".