22715541810945 has 96 divisors (see below), whose sum is σ = 43920805219200. Its totient is φ = 10811274163200.

The previous prime is 22715541810943. The next prime is 22715541810953. The reversal of 22715541810945 is 54901814551722.

22715541810945 is a `hidden beast` number, since 2 + 2 + 7 + 1 + 5 + 541 + 8 + 1 + 0 + 94 + 5 = 666.

It is not a de Polignac number, because 22715541810945 - 2¹ = 22715541810943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22715541810891 and 22715541810900.

It is not an unprimeable number, because it can be changed into a prime (22715541810943) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10155771 + ... + 12188960.

It is an arithmetic number, because the mean of its divisors is an integer number (457508387700).

Almost surely, 2^{22715541810945} is an apocalyptic number.

It is an amenable number.

22715541810945 is a deficient number, since it is larger than the sum of its proper divisors (21205263408255).

22715541810945 is a wasteful number, since it uses less digits than its factorization.

22715541810945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22344831 (or 22344828 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 54.

The spelling of 22715541810945 in words is "twenty-two trillion, seven hundred fifteen billion, five hundred forty-one million, eight hundred ten thousand, nine hundred forty-five".