22688350634 has 8 divisors (see below), whose sum is σ = 34383377028. Its totient is φ = 11227224960.

The previous prime is 22688350609. The next prime is 22688350669. The reversal of 22688350634 is 43605388622.

22688350634 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 20335615609 + 2352735025 = 142603^2 + 48505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22688350634² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58474937 + ... + 58475324.

Almost surely, 2^22688350634 is an apocalyptic number.

22688350634 is a deficient number, since it is larger than the sum of its proper divisors (11695026394).

22688350634 is a wasteful number, since it uses less digits than its factorization.

22688350634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116950360.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 22688350634 in words is "twenty-two billion, six hundred eighty-eight million, three hundred fifty thousand, six hundred thirty-four".