22560731789 has 2 divisors, whose sum is σ = 22560731790. Its totient is φ = 22560731788.

The previous prime is 22560731779. The next prime is 22560731813. The reversal of 22560731789 is 98713706522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22465513225 + 95218564 = 149885^2 + 9758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22560731789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22560731729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11280365894 + 11280365895.

It is an arithmetic number, because the mean of its divisors is an integer number (11280365895).

Almost surely, 2^22560731789 is an apocalyptic number.

It is an amenable number.

22560731789 is a deficient number, since it is larger than the sum of its proper divisors (1).

22560731789 is an equidigital number, since it uses as much as digits as its factorization.

22560731789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 50.

The spelling of 22560731789 in words is "twenty-two billion, five hundred sixty million, seven hundred thirty-one thousand, seven hundred eighty-nine".