22534723873 has 2 divisors, whose sum is σ = 22534723874. Its totient is φ = 22534723872.

The previous prime is 22534723853. The next prime is 22534723879. The reversal of 22534723873 is 37832743522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20698001424 + 1836722449 = 143868^2 + 42857^2 .

It is a cyclic number.

It is not a de Polignac number, because 22534723873 - 2⁹ = 22534723361 is a prime.

It is a super-2 number, since 2×22534723873² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22534723879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11267361936 + 11267361937.

It is an arithmetic number, because the mean of its divisors is an integer number (11267361937).

Almost surely, 2^22534723873 is an apocalyptic number.

It is an amenable number.

22534723873 is a deficient number, since it is larger than the sum of its proper divisors (1).

22534723873 is an equidigital number, since it uses as much as digits as its factorization.

22534723873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1693440, while the sum is 46.

The spelling of 22534723873 in words is "twenty-two billion, five hundred thirty-four million, seven hundred twenty-three thousand, eight hundred seventy-three".