22855997124 has 135 divisors (see below), whose sum is σ = 61680317853. Its totient is φ = 7380100512.

The previous prime is 22855997113. The next prime is 22855997147. The reversal of 22855997124 is 42179955822.

The square root of 22855997124 is 151182.

It is a perfect power (a square), and thus also a powerful number.

22855997124 is a `hidden beast` number, since 2 + 28 + 5 + 599 + 7 + 1 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20451860100 + 2404137024 = 143010^2 + 49032^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 100687099 + ... + 100687325.

Almost surely, 2^22855997124 is an apocalyptic number.

22855997124 is the 151182-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22855997124

22855997124 is an abundant number, since it is smaller than the sum of its proper divisors (38824320729).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22855997124 is an equidigital number, since it uses as much as digits as its factorization.

22855997124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 269 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The spelling of 22855997124 in words is "twenty-two billion, eight hundred fifty-five million, nine hundred ninety-seven thousand, one hundred twenty-four".