22616989229 has 4 divisors (see below), whose sum is σ = 22622579100. Its totient is φ = 22611399360.

The previous prime is 22616989181. The next prime is 22616989313. The reversal of 22616989229 is 92298961622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2630664100 + 19986325129 = 51290^2 + 141373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22616989229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22616989729) 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 in 3 ways as a sum of consecutive naturals, for example, 2788862 + ... + 2796959.

It is an arithmetic number, because the mean of its divisors is an integer number (5655644775).

Almost surely, 2^22616989229 is an apocalyptic number.

It is an amenable number.

22616989229 is a deficient number, since it is larger than the sum of its proper divisors (5589871).

22616989229 is an equidigital number, since it uses as much as digits as its factorization.

22616989229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5589870.

The product of its digits is 3359232, while the sum is 56.

The spelling of 22616989229 in words is "twenty-two billion, six hundred sixteen million, nine hundred eighty-nine thousand, two hundred twenty-nine".