22736664925 has 48 divisors (see below), whose sum is σ = 31993716160. Its totient is φ = 15889789440.

The previous prime is 22736664917. The next prime is 22736664953. The reversal of 22736664925 is 52946663722.

It is not a de Polignac number, because 22736664925 - 2³ = 22736664917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10638457 + ... + 10640593.

Almost surely, 2^22736664925 is an apocalyptic number.

22736664925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22736664925 is a deficient number, since it is larger than the sum of its proper divisors (9257051235).

22736664925 is a wasteful number, since it uses less digits than its factorization.

22736664925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902 (or 3897 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 52.

The spelling of 22736664925 in words is "twenty-two billion, seven hundred thirty-six million, six hundred sixty-four thousand, nine hundred twenty-five".