22644150694 has 16 divisors (see below), whose sum is σ = 38249358336. Its totient is φ = 9960769800.

The previous prime is 22644150689. The next prime is 22644150709. The reversal of 22644150694 is 49605144622.

It is a self number, because there is not a number n which added to its sum of digits gives 22644150694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16600602 + ... + 16601965.

It is an arithmetic number, because the mean of its divisors is an integer number (2390584896).

Almost surely, 2^22644150694 is an apocalyptic number.

22644150694 is a deficient number, since it is larger than the sum of its proper divisors (15605207642).

22644150694 is a wasteful number, since it uses less digits than its factorization.

22644150694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33202611.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 22644150694 in words is "twenty-two billion, six hundred forty-four million, one hundred fifty thousand, six hundred ninety-four".