22607136720 has 160 divisors (see below), whose sum is σ = 88993232640. Its totient is φ = 5167342080.

The previous prime is 22607136691. The next prime is 22607136733. The reversal of 22607136720 is 2763170622.

It is a happy number.

22607136720 is a `hidden beast` number, since 22 + 607 + 1 + 3 + 6 + 7 + 20 = 666.

It is a super-2 number, since 2×22607136720² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 732471 + ... + 762710.

It is an arithmetic number, because the mean of its divisors is an integer number (556207704).

Almost surely, 2^22607136720 is an apocalyptic number.

22607136720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22607136720 is an abundant number, since it is smaller than the sum of its proper divisors (66386095920).

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

22607136720 is a wasteful number, since it uses less digits than its factorization.

22607136720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495210 (or 1495198 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 22607136720 in words is "twenty-two billion, six hundred seven million, one hundred thirty-six thousand, seven hundred twenty".