22908219613 has 2 divisors, whose sum is σ = 22908219614. Its totient is φ = 22908219612.

The previous prime is 22908219601. The next prime is 22908219629. The reversal of 22908219613 is 31691280922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15804764089 + 7103455524 = 125717^2 + 84282^2 .

It is a cyclic number.

It is not a de Polignac number, because 22908219613 - 2¹³ = 22908211421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22908219613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22908219683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11454109806 + 11454109807.

It is an arithmetic number, because the mean of its divisors is an integer number (11454109807).

Almost surely, 2^22908219613 is an apocalyptic number.

It is an amenable number.

22908219613 is a deficient number, since it is larger than the sum of its proper divisors (1).

22908219613 is an equidigital number, since it uses as much as digits as its factorization.

22908219613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 22908219613 in words is "twenty-two billion, nine hundred eight million, two hundred nineteen thousand, six hundred thirteen".