22502536025 has 12 divisors (see below), whose sum is σ = 28163925072. Its totient is φ = 17833783440.

The previous prime is 22502536009. The next prime is 22502536027. The reversal of 22502536025 is 52063520522.

It is not a de Polignac number, because 22502536025 - 2⁴ = 22502536009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22502535982 and 22502536000.

It is not an unprimeable number, because it can be changed into a prime (22502536027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4203407 + ... + 4208756.

It is an arithmetic number, because the mean of its divisors is an integer number (2346993756).

Almost surely, 2^22502536025 is an apocalyptic number.

22502536025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22502536025 is a deficient number, since it is larger than the sum of its proper divisors (5661389047).

22502536025 is a wasteful number, since it uses less digits than its factorization.

22502536025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8412280 (or 8412275 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 22502536025 in words is "twenty-two billion, five hundred two million, five hundred thirty-six thousand, twenty-five".