22281675272 has 16 divisors (see below), whose sum is σ = 41868773100. Its totient is φ = 11116669120.

The previous prime is 22281675263. The next prime is 22281675301. The reversal of 22281675272 is 27257618222.

It can be written as a sum of positive squares in 2 ways, for example, as 18201787396 + 4079887876 = 134914^2 + 63874^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3017147 + ... + 3024522.

Almost surely, 2^22281675272 is an apocalyptic number.

It is an amenable number.

22281675272 is a deficient number, since it is larger than the sum of its proper divisors (19587097828).

22281675272 is a wasteful number, since it uses less digits than its factorization.

22281675272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6042136 (or 6042132 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The spelling of 22281675272 in words is "twenty-two billion, two hundred eighty-one million, six hundred seventy-five thousand, two hundred seventy-two".