22616343172 has 12 divisors (see below), whose sum is σ = 39583868940. Its totient is φ = 11306666336.

The previous prime is 22616343163. The next prime is 22616343179. The reversal of 22616343172 is 27134361622.

It can be written as a sum of positive squares in 2 ways, for example, as 1965503556 + 20650839616 = 44334^2 + 143704^2 .

It is a super-2 number, since 2×22616343172² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22616343179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342163 + ... + 402874.

It is an arithmetic number, because the mean of its divisors is an integer number (3298655745).

Almost surely, 2^22616343172 is an apocalyptic number.

It is an amenable number.

22616343172 is a deficient number, since it is larger than the sum of its proper divisors (16967525768).

22616343172 is a wasteful number, since it uses less digits than its factorization.

22616343172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752630 (or 752628 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The spelling of 22616343172 in words is "twenty-two billion, six hundred sixteen million, three hundred forty-three thousand, one hundred seventy-two".