22057921400 has 48 divisors (see below), whose sum is σ = 51353305440. Its totient is φ = 8811360000.

The previous prime is 22057921397. The next prime is 22057921433. The reversal of 22057921400 is 412975022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76772 + ... + 223628.

It is an arithmetic number, because the mean of its divisors is an integer number (1069860530).

Almost surely, 2^22057921400 is an apocalyptic number.

22057921400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22057921400 is an abundant number, since it is smaller than the sum of its proper divisors (29295384040).

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

22057921400 is a wasteful number, since it uses less digits than its factorization.

22057921400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147624 (or 147615 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 22057921400 in words is "twenty-two billion, fifty-seven million, nine hundred twenty-one thousand, four hundred".