22641040722 has 32 divisors (see below), whose sum is σ = 46048017024. Its totient is φ = 7419484800.

The previous prime is 22641040711. The next prime is 22641040729. The reversal of 22641040722 is 22704014622.

It is a self number, because there is not a number n which added to its sum of digits gives 22641040722.

It is not an unprimeable number, because it can be changed into a prime (22641040729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749022 + ... + 778662.

It is an arithmetic number, because the mean of its divisors is an integer number (1439000532).

Almost surely, 2^22641040722 is an apocalyptic number.

22641040722 is an abundant number, since it is smaller than the sum of its proper divisors (23406976302).

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

22641040722 is a wasteful number, since it uses less digits than its factorization.

22641040722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31794.

The product of its (nonzero) digits is 10752, while the sum is 30.

The spelling of 22641040722 in words is "twenty-two billion, six hundred forty-one million, forty thousand, seven hundred twenty-two".