12340743704623 has 16 divisors (see below), whose sum is σ = 12455105135616. Its totient is φ = 12226957989120.

The previous prime is 12340743704557. The next prime is 12340743704633. The reversal of 12340743704623 is 32640734704321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12340743704623 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 (12340743704633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91991665 + ... + 92125717.

It is an arithmetic number, because the mean of its divisors is an integer number (778444070976).

Almost surely, 2^{12340743704623} is an apocalyptic number.

12340743704623 is a deficient number, since it is larger than the sum of its proper divisors (114361430993).

12340743704623 is a wasteful number, since it uses less digits than its factorization.

12340743704623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136194.

The product of its (nonzero) digits is 2032128, while the sum is 46.

The spelling of 12340743704623 in words is "twelve trillion, three hundred forty billion, seven hundred forty-three million, seven hundred four thousand, six hundred twenty-three".