22226374772 has 48 divisors (see below), whose sum is σ = 45585711360. Its totient is φ = 9285830400.

The previous prime is 22226374771. The next prime is 22226374811. The reversal of 22226374772 is 27747362222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22226374771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114122 + ... + 239742.

It is an arithmetic number, because the mean of its divisors is an integer number (949702320).

Almost surely, 2^22226374772 is an apocalyptic number.

It is an amenable number.

22226374772 is an abundant number, since it is smaller than the sum of its proper divisors (23359336588).

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

22226374772 is a wasteful number, since it uses less digits than its factorization.

22226374772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125792 (or 125790 counting only the distinct ones).

The product of its digits is 790272, while the sum is 44.

The spelling of 22226374772 in words is "twenty-two billion, two hundred twenty-six million, three hundred seventy-four thousand, seven hundred seventy-two".