22865892904225 has 24 divisors (see below), whose sum is σ = 32407050819968. Its totient is φ = 15678107798400.

The previous prime is 22865892904207. The next prime is 22865892904241. The reversal of 22865892904225 is 52240929856822.

It is not a de Polignac number, because 22865892904225 - 2²⁵ = 22865859349793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3650436 + ... + 7684885.

Almost surely, 2^{22865892904225} is an apocalyptic number.

22865892904225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22865892904225 is a deficient number, since it is larger than the sum of its proper divisors (9541157915743).

22865892904225 is a wasteful number, since it uses less digits than its factorization.

22865892904225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11346865 (or 11346860 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 64.

The spelling of 22865892904225 in words is "twenty-two trillion, eight hundred sixty-five billion, eight hundred ninety-two million, nine hundred four thousand, two hundred twenty-five".