22474779964 has 48 divisors (see below), whose sum is σ = 50954982400. Its totient is φ = 8423165376.

The previous prime is 22474779953. The next prime is 22474779973. The reversal of 22474779964 is 46997747422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1617924 + ... + 1631755.

Almost surely, 2^22474779964 is an apocalyptic number.

It is an amenable number.

22474779964 is an abundant number, since it is smaller than the sum of its proper divisors (28480202436).

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

22474779964 is a wasteful number, since it uses less digits than its factorization.

22474779964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249722 (or 3249720 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 61.

The spelling of 22474779964 in words is "twenty-two billion, four hundred seventy-four million, seven hundred seventy-nine thousand, nine hundred sixty-four".