12343045439999 has 4 divisors (see below), whose sum is σ = 12741208196160. Its totient is φ = 11944882683840.

The previous prime is 12343045439951. The next prime is 12343045440067. The reversal of 12343045439999 is 99993454034321.

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

It is a cyclic number.

It is not a de Polignac number, because 12343045439999 - 2⁸ = 12343045439743 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 (12343045435999) 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, 199081378034 + ... + 199081378095.

It is an arithmetic number, because the mean of its divisors is an integer number (3185302049040).

Almost surely, 2^{12343045439999} is an apocalyptic number.

12343045439999 is a deficient number, since it is larger than the sum of its proper divisors (398162756161).

12343045439999 is an equidigital number, since it uses as much as digits as its factorization.

12343045439999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398162756160.

The product of its (nonzero) digits is 113374080, while the sum is 65.

The spelling of 12343045439999 in words is "twelve trillion, three hundred forty-three billion, forty-five million, four hundred thirty-nine thousand, nine hundred ninety-nine".