22956709011856 has 15 divisors (see below), whose sum is σ = 44478660843201. Its totient is φ = 11478344923296.

The previous prime is 22956709011833. The next prime is 22956709011857. The reversal of 22956709011856 is 65811090765922.

The square root of 22956709011856 is 4791316.

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

It can be written as a sum of positive squares in only one way, i.e., 4527890317456 + 18428818694400 = 2127884^2 + 4292880^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22956709011794 and 22956709011803.

It is not an unprimeable number, because it can be changed into a prime (22956709011857) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18566350 + ... + 19764178.

Almost surely, 2^{22956709011856} is an apocalyptic number.

22956709011856 is the 4791316-th square number.

It is an amenable number.

22956709011856 is a deficient number, since it is larger than the sum of its proper divisors (21521951831345).

22956709011856 is an frugal number, since it uses more digits than its factorization.

22956709011856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395666 (or 1197831 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 22956709011856 in words is "twenty-two trillion, nine hundred fifty-six billion, seven hundred nine million, eleven thousand, eight hundred fifty-six".