22635664312765 has 64 divisors (see below), whose sum is σ = 32603312332800. Its totient is φ = 14766069136896.

The previous prime is 22635664312741. The next prime is 22635664312787. The reversal of 22635664312765 is 56721346653622.

It is not a de Polignac number, because 22635664312765 - 2¹¹ = 22635664310717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7327642 + ... + 9948148.

It is an arithmetic number, because the mean of its divisors is an integer number (509426755200).

Almost surely, 2^{22635664312765} is an apocalyptic number.

It is an amenable number.

22635664312765 is a deficient number, since it is larger than the sum of its proper divisors (9967648020035).

22635664312765 is a wasteful number, since it uses less digits than its factorization.

22635664312765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620714.

The product of its digits is 65318400, while the sum is 58.

The spelling of 22635664312765 in words is "twenty-two trillion, six hundred thirty-five billion, six hundred sixty-four million, three hundred twelve thousand, seven hundred sixty-five".