22765530688 has 28 divisors (see below), whose sum is σ = 47832725772. Its totient is φ = 10713190400.

The previous prime is 22765530679. The next prime is 22765530707. The reversal of 22765530688 is 88603556722.

It can be written as a sum of positive squares in 2 ways, for example, as 6091490304 + 16674040384 = 78048^2 + 129128^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10461013 + ... + 10463188.

Almost surely, 2^22765530688 is an apocalyptic number.

It is an amenable number.

22765530688 is an abundant number, since it is smaller than the sum of its proper divisors (25067195084).

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

22765530688 is a wasteful number, since it uses less digits than its factorization.

22765530688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20924230 (or 20924220 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 22765530688 in words is "twenty-two billion, seven hundred sixty-five million, five hundred thirty thousand, six hundred eighty-eight".