22544233145564 has 48 divisors (see below), whose sum is σ = 43820808022656. Its totient is φ = 10082818752000.

The previous prime is 22544233145549. The next prime is 22544233145597. The reversal of 22544233145564 is 46554133244522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45418097 + ... + 45911784.

It is an arithmetic number, because the mean of its divisors is an integer number (912933500472).

Almost surely, 2^{22544233145564} is an apocalyptic number.

It is an amenable number.

22544233145564 is a deficient number, since it is larger than the sum of its proper divisors (21276574877092).

22544233145564 is a wasteful number, since it uses less digits than its factorization.

22544233145564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91330046 (or 91330044 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 50.

The spelling of 22544233145564 in words is "twenty-two trillion, five hundred forty-four billion, two hundred thirty-three million, one hundred forty-five thousand, five hundred sixty-four".