22522665621320 has 64 divisors (see below), whose sum is σ = 51183135973440. Its totient is φ = 8918927136000.

The previous prime is 22522665621283. The next prime is 22522665621347. The reversal of 22522665621320 is 2312656622522.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38668655 + ... + 39246785.

It is an arithmetic number, because the mean of its divisors is an integer number (799736499585).

Almost surely, 2^{22522665621320} is an apocalyptic number.

22522665621320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22522665621320 is an abundant number, since it is smaller than the sum of its proper divisors (28660470352120).

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

22522665621320 is a wasteful number, since it uses less digits than its factorization.

22522665621320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587886 (or 587882 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 22522665621320 in words is "twenty-two trillion, five hundred twenty-two billion, six hundred sixty-five million, six hundred twenty-one thousand, three hundred twenty".