22557422396 has 24 divisors (see below), whose sum is σ = 39559094064. Its totient is φ = 11254853120.

The previous prime is 22557422389. The next prime is 22557422399. The reversal of 22557422396 is 69322475522.

It is a self number, because there is not a number n which added to its sum of digits gives 22557422396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22557422399) 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, 4374956 + ... + 4380108.

It is an arithmetic number, because the mean of its divisors is an integer number (1648295586).

Almost surely, 2^22557422396 is an apocalyptic number.

It is an amenable number.

22557422396 is a deficient number, since it is larger than the sum of its proper divisors (17001671668).

22557422396 is a wasteful number, since it uses less digits than its factorization.

22557422396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7261 (or 7259 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The spelling of 22557422396 in words is "twenty-two billion, five hundred fifty-seven million, four hundred twenty-two thousand, three hundred ninety-six".