22356545166 has 12 divisors (see below), whose sum is σ = 48439181232. Its totient is φ = 7452181716.

The previous prime is 22356545153. The next prime is 22356545173. The reversal of 22356545166 is 66154565322.

22356545166 is a `hidden beast` number, since 2 + 23 + 565 + 4 + 5 + 1 + 66 = 666.

It is a super-2 number, since 2×22356545166² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 621015126 + ... + 621015161.

It is an arithmetic number, because the mean of its divisors is an integer number (4036598436).

Almost surely, 2^22356545166 is an apocalyptic number.

22356545166 is an abundant number, since it is smaller than the sum of its proper divisors (26082636066).

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

22356545166 is a wasteful number, since it uses less digits than its factorization.

22356545166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242030295 (or 1242030292 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 45.

The spelling of 22356545166 in words is "twenty-two billion, three hundred fifty-six million, five hundred forty-five thousand, one hundred sixty-six".