22147364722 has 32 divisors (see below), whose sum is σ = 38937231360. Its totient is φ = 9250841040.

The previous prime is 22147364713. The next prime is 22147364753. The reversal of 22147364722 is 22746374122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86847 + ... + 227677.

It is an arithmetic number, because the mean of its divisors is an integer number (1216788480).

Almost surely, 2^22147364722 is an apocalyptic number.

22147364722 is a deficient number, since it is larger than the sum of its proper divisors (16789866638).

22147364722 is a wasteful number, since it uses less digits than its factorization.

22147364722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141126.

The product of its digits is 225792, while the sum is 40.

The spelling of 22147364722 in words is "twenty-two billion, one hundred forty-seven million, three hundred sixty-four thousand, seven hundred twenty-two".