22977398875 has 16 divisors (see below), whose sum is σ = 28811731104. Its totient is φ = 18294780000.

The previous prime is 22977398867. The next prime is 22977398879. The reversal of 22977398875 is 57889377922.

It is not a de Polignac number, because 22977398875 - 2³ = 22977398867 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22977398875.

It is not an unprimeable number, because it can be changed into a prime (22977398879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409216 + ... + 461965.

It is an arithmetic number, because the mean of its divisors is an integer number (1800733194).

Almost surely, 2^22977398875 is an apocalyptic number.

22977398875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22977398875 is a deficient number, since it is larger than the sum of its proper divisors (5834332229).

22977398875 is an equidigital number, since it uses as much as digits as its factorization.

22977398875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871407 (or 871397 counting only the distinct ones).

The product of its digits is 106686720, while the sum is 67.

The spelling of 22977398875 in words is "twenty-two billion, nine hundred seventy-seven million, three hundred ninety-eight thousand, eight hundred seventy-five".