22140431972 has 24 divisors (see below), whose sum is σ = 39350277120. Its totient is φ = 10898691840.

The previous prime is 22140431969. The next prime is 22140431983. The reversal of 22140431972 is 27913404122.

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 7 ways as a sum of consecutive naturals, for example, 75272 + ... + 223487.

It is an arithmetic number, because the mean of its divisors is an integer number (1639594880).

Almost surely, 2^22140431972 is an apocalyptic number.

It is an amenable number.

22140431972 is a deficient number, since it is larger than the sum of its proper divisors (17209845148).

22140431972 is a wasteful number, since it uses less digits than its factorization.

22140431972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299051 (or 299049 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 22140431972 in words is "twenty-two billion, one hundred forty million, four hundred thirty-one thousand, nine hundred seventy-two".