22504833225 has 72 divisors (see below), whose sum is σ = 46398905280. Its totient is φ = 10213810560.

The previous prime is 22504833217. The next prime is 22504833229. The reversal of 22504833225 is 52233840522.

22504833225 is a `hidden beast` number, since 2 + 250 + 4 + 83 + 322 + 5 = 666.

It is not a de Polignac number, because 22504833225 - 2³ = 22504833217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22504833225.

It is not an unprimeable number, because it can be changed into a prime (22504833229) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 167527 + ... + 270323.

It is an arithmetic number, because the mean of its divisors is an integer number (644429240).

Almost surely, 2^22504833225 is an apocalyptic number.

22504833225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22504833225 is an abundant number, since it is smaller than the sum of its proper divisors (23894072055).

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

22504833225 is a wasteful number, since it uses less digits than its factorization.

22504833225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102959 (or 102951 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 22504833225 in words is "twenty-two billion, five hundred four million, eight hundred thirty-three thousand, two hundred twenty-five".