22444544613 has 8 divisors (see below), whose sum is σ = 29926826208. Its totient is φ = 14962646384.

The previous prime is 22444544537. The next prime is 22444544621. The reversal of 22444544613 is 31644544422.

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

It is a cyclic number.

It is not a de Polignac number, because 22444544613 - 2²⁹ = 21907673701 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 (22444544623) 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 7 ways as a sum of consecutive naturals, for example, 95131 + ... + 232247.

It is an arithmetic number, because the mean of its divisors is an integer number (3740853276).

Almost surely, 2^22444544613 is an apocalyptic number.

It is an amenable number.

22444544613 is a deficient number, since it is larger than the sum of its proper divisors (7482281595).

22444544613 is a wasteful number, since it uses less digits than its factorization.

22444544613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191683.

The product of its digits is 368640, while the sum is 39.

The spelling of 22444544613 in words is "twenty-two billion, four hundred forty-four million, five hundred forty-four thousand, six hundred thirteen".