12344556689 has 8 divisors (see below), whose sum is σ = 12407769120. Its totient is φ = 12281422176.

The previous prime is 12344556649. The next prime is 12344556733. The reversal of 12344556689 is 98665544321.

It is a happy number.

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 12344556689 - 2¹⁶ = 12344491153 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 12344556689.

It is not an unprimeable number, because it can be changed into a prime (12344556649) 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, 312557 + ... + 349829.

It is an arithmetic number, because the mean of its divisors is an integer number (1550971140).

Almost surely, 2^12344556689 is an apocalyptic number.

It is an amenable number.

12344556689 is a deficient number, since it is larger than the sum of its proper divisors (63212431).

12344556689 is a wasteful number, since it uses less digits than its factorization.

12344556689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38959.

The product of its digits is 6220800, while the sum is 53.

The spelling of 12344556689 in words is "twelve billion, three hundred forty-four million, five hundred fifty-six thousand, six hundred eighty-nine".