22731313161813 has 8 divisors (see below), whose sum is σ = 30511829748000. Its totient is φ = 15052502675088.

The previous prime is 22731313161751. The next prime is 22731313161829. The reversal of 22731313161813 is 31816131313722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22731313161813 - 2¹⁰ = 22731313160789 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22731313161833) 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, 25426524343 + ... + 25426525236.

It is an arithmetic number, because the mean of its divisors is an integer number (3813978718500).

Almost surely, 2^{22731313161813} is an apocalyptic number.

It is an amenable number.

22731313161813 is a deficient number, since it is larger than the sum of its proper divisors (7780516586187).

22731313161813 is a wasteful number, since it uses less digits than its factorization.

22731313161813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50853049731.

The product of its digits is 108864, while the sum is 42.

The spelling of 22731313161813 in words is "twenty-two trillion, seven hundred thirty-one billion, three hundred thirteen million, one hundred sixty-one thousand, eight hundred thirteen".