12344123399 has 8 divisors (see below), whose sum is σ = 12759871488. Its totient is φ = 11929472280.

The previous prime is 12344123371. The next prime is 12344123423. The reversal of 12344123399 is 99332144321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12344123399 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 (12344123359) 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, 251327 + ... + 296400.

It is an arithmetic number, because the mean of its divisors is an integer number (1594983936).

Almost surely, 2^12344123399 is an apocalyptic number.

12344123399 is a deficient number, since it is larger than the sum of its proper divisors (415748089).

12344123399 is an equidigital number, since it uses as much as digits as its factorization.

12344123399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548485.

The product of its digits is 139968, while the sum is 41.

The spelling of 12344123399 in words is "twelve billion, three hundred forty-four million, one hundred twenty-three thousand, three hundred ninety-nine".