22661730045884 has 24 divisors (see below), whose sum is σ = 40341280628208. Its totient is φ = 11135955133440.

The previous prime is 22661730045881. The next prime is 22661730045917. The reversal of 22661730045884 is 48854003716622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22661730045881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37860794 + ... + 38454689.

It is an arithmetic number, because the mean of its divisors is an integer number (1680886692842).

Almost surely, 2^{22661730045884} is an apocalyptic number.

It is an amenable number.

22661730045884 is a deficient number, since it is larger than the sum of its proper divisors (17679550582324).

22661730045884 is a wasteful number, since it uses less digits than its factorization.

22661730045884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76316765 (or 76316763 counting only the distinct ones).

The product of its (nonzero) digits is 15482880, while the sum is 56.

The spelling of 22661730045884 in words is "twenty-two trillion, six hundred sixty-one billion, seven hundred thirty million, forty-five thousand, eight hundred eighty-four".