22456370525 has 24 divisors (see below), whose sum is σ = 28513383360. Its totient is φ = 17535047040.

The previous prime is 22456370513. The next prime is 22456370527. The reversal of 22456370525 is 52507365422.

It is not a de Polignac number, because 22456370525 - 2²⁰ = 22455321949 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22456370527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1723184 + ... + 1736166.

It is an arithmetic number, because the mean of its divisors is an integer number (1188057640).

Almost surely, 2^22456370525 is an apocalyptic number.

22456370525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22456370525 is a deficient number, since it is larger than the sum of its proper divisors (6057012835).

22456370525 is a wasteful number, since it uses less digits than its factorization.

22456370525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14645 (or 14640 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 41.

The spelling of 22456370525 in words is "twenty-two billion, four hundred fifty-six million, three hundred seventy thousand, five hundred twenty-five".