22228375825 has 12 divisors (see below), whose sum is σ = 27573634480. Its totient is φ = 17775959760.

The previous prime is 22228375739. The next prime is 22228375843. The reversal of 22228375825 is 52857382222.

It is not a de Polignac number, because 22228375825 - 2²¹ = 22226278673 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, 100719 + ... + 233668.

Almost surely, 2^22228375825 is an apocalyptic number.

22228375825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22228375825 is a deficient number, since it is larger than the sum of its proper divisors (5345258655).

22228375825 is a wasteful number, since it uses less digits than its factorization.

22228375825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337056 (or 337051 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 46.

The spelling of 22228375825 in words is "twenty-two billion, two hundred twenty-eight million, three hundred seventy-five thousand, eight hundred twenty-five".