22797734825 has 24 divisors (see below), whose sum is σ = 29941487640. Its totient is φ = 17159961600.

The previous prime is 22797734761. The next prime is 22797734851. The reversal of 22797734825 is 52843779722.

It can be written as a sum of positive squares in 12 ways, for example, as 2442435241 + 20355299584 = 49421^2 + 142672^2 .

It is not a de Polignac number, because 22797734825 - 2⁶ = 22797734761 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1804631 + ... + 1817219.

It is an arithmetic number, because the mean of its divisors is an integer number (1247561985).

Almost surely, 2^22797734825 is an apocalyptic number.

22797734825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22797734825 is a deficient number, since it is larger than the sum of its proper divisors (7143752815).

22797734825 is a wasteful number, since it uses less digits than its factorization.

22797734825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16877 (or 16872 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 56.

The spelling of 22797734825 in words is "twenty-two billion, seven hundred ninety-seven million, seven hundred thirty-four thousand, eight hundred twenty-five".