12342436726 has 4 divisors (see below), whose sum is σ = 18513655092. Its totient is φ = 6171218362.

The previous prime is 12342436703. The next prime is 12342436753. The reversal of 12342436726 is 62763424321.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3085609180 + ... + 3085609183.

It is an arithmetic number, because the mean of its divisors is an integer number (4628413773).

Almost surely, 2^12342436726 is an apocalyptic number.

12342436726 is a deficient number, since it is larger than the sum of its proper divisors (6171218366).

12342436726 is an equidigital number, since it uses as much as digits as its factorization.

12342436726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6171218365.

The product of its digits is 290304, while the sum is 40.

The spelling of 12342436726 in words is "twelve billion, three hundred forty-two million, four hundred thirty-six thousand, seven hundred twenty-six".