22166275228 has 12 divisors (see below), whose sum is σ = 38804120712. Its totient is φ = 11079383600.

The previous prime is 22166275217. The next prime is 22166275237. The reversal of 22166275228 is 82257266122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925198 + ... + 948853.

It is an arithmetic number, because the mean of its divisors is an integer number (3233676726).

Almost surely, 2^22166275228 is an apocalyptic number.

It is an amenable number.

22166275228 is a deficient number, since it is larger than the sum of its proper divisors (16637845484).

22166275228 is a wasteful number, since it uses less digits than its factorization.

22166275228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877012 (or 1877010 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The spelling of 22166275228 in words is "twenty-two billion, one hundred sixty-six million, two hundred seventy-five thousand, two hundred twenty-eight".