22751552164 has 24 divisors (see below), whose sum is σ = 43470399168. Its totient is φ = 10333134240.

The previous prime is 22751552143. The next prime is 22751552167. The reversal of 22751552164 is 46125515722.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22751552167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157587 + ... + 265210.

It is an arithmetic number, because the mean of its divisors is an integer number (1811266632).

Almost surely, 2^22751552164 is an apocalyptic number.

It is an amenable number.

22751552164 is a deficient number, since it is larger than the sum of its proper divisors (20718847004).

22751552164 is a wasteful number, since it uses less digits than its factorization.

22751552164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424035 (or 424033 counting only the distinct ones).

The product of its digits is 168000, while the sum is 40.

The spelling of 22751552164 in words is "twenty-two billion, seven hundred fifty-one million, five hundred fifty-two thousand, one hundred sixty-four".