22125810794604 has 96 divisors (see below), whose sum is σ = 58226891046912. Its totient is φ = 6478478184000.

The previous prime is 22125810794513. The next prime is 22125810794611. The reversal of 22125810794604 is 40649701852122.

It is a happy number.

It is a super-2 number, since 2×22125810794604² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1531062 + ... + 6826109.

It is an arithmetic number, because the mean of its divisors is an integer number (606530115072).

Almost surely, 2^{22125810794604} is an apocalyptic number.

It is an amenable number.

22125810794604 is an abundant number, since it is smaller than the sum of its proper divisors (36101080252308).

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

22125810794604 is a wasteful number, since it uses less digits than its factorization.

22125810794604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8357867 (or 8357865 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 22125810794604 in words is "twenty-two trillion, one hundred twenty-five billion, eight hundred ten million, seven hundred ninety-four thousand, six hundred four".