22525113645412 has 48 divisors (see below), whose sum is σ = 45621940672000. Its totient is φ = 9531117932544.

The previous prime is 22525113645401. The next prime is 22525113645521. The reversal of 22525113645412 is 21454631152522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77471764 + ... + 77761972.

Almost surely, 2^{22525113645412} is an apocalyptic number.

It is an amenable number.

22525113645412 is an abundant number, since it is smaller than the sum of its proper divisors (23096827026588).

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

22525113645412 is a wasteful number, since it uses less digits than its factorization.

22525113645412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325388 (or 325386 counting only the distinct ones).

The product of its digits is 576000, while the sum is 43.

Adding to 22525113645412 its reverse (21454631152522), we get a palindrome (43979744797934).

The spelling of 22525113645412 in words is "twenty-two trillion, five hundred twenty-five billion, one hundred thirteen million, six hundred forty-five thousand, four hundred twelve".