22573732044 has 24 divisors (see below), whose sum is σ = 52674472368. Its totient is φ = 7524230080.

The previous prime is 22573732033. The next prime is 22573732057. The reversal of 22573732044 is 44023737522.

It is a junction number, because it is equal to n+sod(n) for n = 22573731993 and 22573732011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 476854 + ... + 522050.

It is an arithmetic number, because the mean of its divisors is an integer number (2194769682).

Almost surely, 2^22573732044 is an apocalyptic number.

It is an amenable number.

22573732044 is an abundant number, since it is smaller than the sum of its proper divisors (30100740324).

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

22573732044 is a wasteful number, since it uses less digits than its factorization.

22573732044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86825 (or 86823 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 39.

The spelling of 22573732044 in words is "twenty-two billion, five hundred seventy-three million, seven hundred thirty-two thousand, forty-four".