22715465136 has 80 divisors (see below), whose sum is σ = 72223544064. Its totient is φ = 5990890752.

The previous prime is 22715465081. The next prime is 22715465147. The reversal of 22715465136 is 63156451722.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2595846 + ... + 2604581.

Almost surely, 2^22715465136 is an apocalyptic number.

22715465136 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22715465136 is an abundant number, since it is smaller than the sum of its proper divisors (49508078928).

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

22715465136 is a wasteful number, since it uses less digits than its factorization.

22715465136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5200458 (or 5200452 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The spelling of 22715465136 in words is "twenty-two billion, seven hundred fifteen million, four hundred sixty-five thousand, one hundred thirty-six".