22250166168 has 64 divisors (see below), whose sum is σ = 60008830560. Its totient is φ = 6848731136.

The previous prime is 22250166149. The next prime is 22250166217. The reversal of 22250166168 is 86166105222.

It is a super-2 number, since 2×22250166168² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492855 + ... + 536102.

Almost surely, 2^22250166168 is an apocalyptic number.

It is an amenable number.

22250166168 is an abundant number, since it is smaller than the sum of its proper divisors (37758664392).

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

22250166168 is a wasteful number, since it uses less digits than its factorization.

22250166168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029036 (or 1029032 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 22250166168 in words is "twenty-two billion, two hundred fifty million, one hundred sixty-six thousand, one hundred sixty-eight".