22937272816 has 40 divisors (see below), whose sum is σ = 44757470160. Its totient is φ = 11387137536.

The previous prime is 22937272801. The next prime is 22937272877. The reversal of 22937272816 is 61827273922.

It is a super-2 number, since 2×22937272816² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22937272816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2234191 + ... + 2244433.

It is an arithmetic number, because the mean of its divisors is an integer number (1118936754).

Almost surely, 2^22937272816 is an apocalyptic number.

It is an amenable number.

22937272816 is a deficient number, since it is larger than the sum of its proper divisors (21820197344).

22937272816 is a wasteful number, since it uses less digits than its factorization.

22937272816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11233 (or 11227 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The spelling of 22937272816 in words is "twenty-two billion, nine hundred thirty-seven million, two hundred seventy-two thousand, eight hundred sixteen".