12344544361 has 4 divisors (see below), whose sum is σ = 12631626832. Its totient is φ = 12057461892.

The previous prime is 12344544293. The next prime is 12344544389. The reversal of 12344544361 is 16344544321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12344544361 - 2¹⁵ = 12344511593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12344544361.

It is not an unprimeable number, because it can be changed into a prime (12344544161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143541171 + ... + 143541256.

It is an arithmetic number, because the mean of its divisors is an integer number (3157906708).

Almost surely, 2^12344544361 is an apocalyptic number.

It is an amenable number.

12344544361 is a deficient number, since it is larger than the sum of its proper divisors (287082471).

12344544361 is an equidigital number, since it uses as much as digits as its factorization.

12344544361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287082470.

The product of its digits is 138240, while the sum is 37.

The spelling of 12344544361 in words is "twelve billion, three hundred forty-four million, five hundred forty-four thousand, three hundred sixty-one".