22142485964 has 6 divisors (see below), whose sum is σ = 38749350444. Its totient is φ = 11071242980.

The previous prime is 22142485961. The next prime is 22142485969. The reversal of 22142485964 is 46958424122.

It is not an unprimeable number, because it can be changed into a prime (22142485961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2767810742 + ... + 2767810749.

It is an arithmetic number, because the mean of its divisors is an integer number (6458225074).

Almost surely, 2^22142485964 is an apocalyptic number.

It is an amenable number.

22142485964 is a deficient number, since it is larger than the sum of its proper divisors (16606864480).

22142485964 is a wasteful number, since it uses less digits than its factorization.

22142485964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535621495 (or 5535621493 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 47.

The spelling of 22142485964 in words is "twenty-two billion, one hundred forty-two million, four hundred eighty-five thousand, nine hundred sixty-four".