22993979875 has 8 divisors (see below), whose sum is σ = 28696487040. Its totient is φ = 18395183800.

The previous prime is 22993979863. The next prime is 22993979887. The reversal of 22993979875 is 57897939922.

It is an interprime number because it is at equal distance from previous prime (22993979863) and next prime (22993979887).

It is not a de Polignac number, because 22993979875 - 2¹⁷ = 22993848803 is a prime.

It is a super-2 number, since 2×22993979875² (a number of 22 digits) contains 22 as substring.

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, 91975795 + ... + 91976044.

It is an arithmetic number, because the mean of its divisors is an integer number (3587060880).

Almost surely, 2^22993979875 is an apocalyptic number.

22993979875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22993979875 is a deficient number, since it is larger than the sum of its proper divisors (5702507165).

22993979875 is an equidigital number, since it uses as much as digits as its factorization.

22993979875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183951854 (or 183951844 counting only the distinct ones).

The product of its digits is 154314720, while the sum is 70.

The spelling of 22993979875 in words is "twenty-two billion, nine hundred ninety-three million, nine hundred seventy-nine thousand, eight hundred seventy-five".