22605041872 has 40 divisors (see below), whose sum is σ = 50998450176. Its totient is φ = 9505082496.

The previous prime is 22605041863. The next prime is 22605041891. The reversal of 22605041872 is 27814050622.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1898128 + ... + 1909999.

Almost surely, 2^22605041872 is an apocalyptic number.

It is an amenable number.

22605041872 is an abundant number, since it is smaller than the sum of its proper divisors (28393408304).

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

22605041872 is a wasteful number, since it uses less digits than its factorization.

22605041872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3808195 (or 3808189 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 22605041872 in words is "twenty-two billion, six hundred five million, forty-one thousand, eight hundred seventy-two".