22493748418 has 16 divisors (see below), whose sum is σ = 34221476160. Its totient is φ = 11086642000.

The previous prime is 22493748401. The next prime is 22493748427. The reversal of 22493748418 is 81484739422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1359093 + ... + 1375543.

It is an arithmetic number, because the mean of its divisors is an integer number (2138842260).

Almost surely, 2^22493748418 is an apocalyptic number.

22493748418 is a deficient number, since it is larger than the sum of its proper divisors (11727727742).

22493748418 is a wasteful number, since it uses less digits than its factorization.

22493748418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26153.

The product of its digits is 3096576, while the sum is 52.

The spelling of 22493748418 in words is "twenty-two billion, four hundred ninety-three million, seven hundred forty-eight thousand, four hundred eighteen".