22304599225 has 12 divisors (see below), whose sum is σ = 29113372240. Its totient is φ = 16904538000.

The previous prime is 22304599193. The next prime is 22304599271. The reversal of 22304599225 is 52299540322.

It is not a de Polignac number, because 22304599225 - 2⁵ = 22304599193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23478051 + ... + 23479000.

Almost surely, 2^22304599225 is an apocalyptic number.

22304599225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22304599225 is a deficient number, since it is larger than the sum of its proper divisors (6808773015).

22304599225 is a wasteful number, since it uses less digits than its factorization.

22304599225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46957080 (or 46957075 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 22304599225 in words is "twenty-two billion, three hundred four million, five hundred ninety-nine thousand, two hundred twenty-five".