22957826089638 has 32 divisors (see below), whose sum is σ = 53036261343360. Its totient is φ = 6547686584960.

The previous prime is 22957826089637. The next prime is 22957826089651. The reversal of 22957826089638 is 83698062875922.

It is a self number, because there is not a number n which added to its sum of digits gives 22957826089638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22957826089637) 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, 10230759168 + ... + 10230761411.

It is an arithmetic number, because the mean of its divisors is an integer number (1657383166980).

Almost surely, 2^{22957826089638} is an apocalyptic number.

22957826089638 is an abundant number, since it is smaller than the sum of its proper divisors (30078435253722).

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

22957826089638 is a wasteful number, since it uses less digits than its factorization.

22957826089638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20461520612.

The product of its (nonzero) digits is 1254113280, while the sum is 75.

The spelling of 22957826089638 in words is "twenty-two trillion, nine hundred fifty-seven billion, eight hundred twenty-six million, eighty-nine thousand, six hundred thirty-eight".