22166658028 has 24 divisors (see below), whose sum is σ = 40839081920. Its totient is φ = 10498513680.

The previous prime is 22166658011. The next prime is 22166658029. The reversal of 22166658028 is 82085666122.

It is not an unprimeable number, because it can be changed into a prime (22166658029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674875 + ... + 706957.

Almost surely, 2^22166658028 is an apocalyptic number.

It is an amenable number.

22166658028 is a deficient number, since it is larger than the sum of its proper divisors (18672423892).

22166658028 is a wasteful number, since it uses less digits than its factorization.

22166658028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41197 (or 41195 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 22166658028 in words is "twenty-two billion, one hundred sixty-six million, six hundred fifty-eight thousand, twenty-eight".