22677999172 has 12 divisors (see below), whose sum is σ = 41411998656. Its totient is φ = 10845999560.

The previous prime is 22677999163. The next prime is 22677999173. The reversal of 22677999172 is 27199977622.

It is a self number, because there is not a number n which added to its sum of digits gives 22677999172.

It is not an unprimeable number, because it can be changed into a prime (22677999173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123249904 + ... + 123250087.

It is an arithmetic number, because the mean of its divisors is an integer number (3450999888).

Almost surely, 2^22677999172 is an apocalyptic number.

It is an amenable number.

22677999172 is a deficient number, since it is larger than the sum of its proper divisors (18733999484).

22677999172 is a wasteful number, since it uses less digits than its factorization.

22677999172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246500018 (or 246500016 counting only the distinct ones).

The product of its digits is 12002256, while the sum is 61.

The spelling of 22677999172 in words is "twenty-two billion, six hundred seventy-seven million, nine hundred ninety-nine thousand, one hundred seventy-two".