12344640342 has 8 divisors (see below), whose sum is σ = 24689280696. Its totient is φ = 4114880112.

The previous prime is 12344640323. The next prime is 12344640361. The reversal of 12344640342 is 24304644321.

It is an interprime number because it is at equal distance from previous prime (12344640323) and next prime (12344640361).

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

12344640342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1028720023 + ... + 1028720034.

It is an arithmetic number, because the mean of its divisors is an integer number (3086160087).

Almost surely, 2^12344640342 is an apocalyptic number.

12344640342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12344640342 is a wasteful number, since it uses less digits than its factorization.

12344640342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057440062.

The product of its (nonzero) digits is 55296, while the sum is 33.

The spelling of 12344640342 in words is "twelve billion, three hundred forty-four million, six hundred forty thousand, three hundred forty-two".