22647954272 has 36 divisors (see below), whose sum is σ = 46611098100. Its totient is φ = 10831622208.

The previous prime is 22647954211. The next prime is 22647954299. The reversal of 22647954272 is 27245974622.

It is a self number, because there is not a number n which added to its sum of digits gives 22647954272.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 652022 + ... + 685877.

It is an arithmetic number, because the mean of its divisors is an integer number (1294752725).

Almost surely, 2^22647954272 is an apocalyptic number.

It is an amenable number.

22647954272 is an abundant number, since it is smaller than the sum of its proper divisors (23963143828).

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

22647954272 is a wasteful number, since it uses less digits than its factorization.

22647954272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337955 (or 1337924 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 50.

The spelling of 22647954272 in words is "twenty-two billion, six hundred forty-seven million, nine hundred fifty-four thousand, two hundred seventy-two".