22493124621 has 12 divisors (see below), whose sum is σ = 35443711680. Its totient is φ = 13632196680.

The previous prime is 22493124617. The next prime is 22493124671. The reversal of 22493124621 is 12642139422.

It is a happy number.

22493124621 is a `hidden beast` number, since 2 + 2 + 4 + 9 + 3 + 1 + 24 + 621 = 666.

It is not a de Polignac number, because 22493124621 - 2² = 22493124617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22493124671) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 113601541 + ... + 113601738.

It is an arithmetic number, because the mean of its divisors is an integer number (2953642640).

Almost surely, 2^22493124621 is an apocalyptic number.

It is an amenable number.

22493124621 is a deficient number, since it is larger than the sum of its proper divisors (12950587059).

22493124621 is a wasteful number, since it uses less digits than its factorization.

22493124621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227203296 (or 227203293 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The spelling of 22493124621 in words is "twenty-two billion, four hundred ninety-three million, one hundred twenty-four thousand, six hundred twenty-one".