12344666511 has 8 divisors (see below), whose sum is σ = 16463306160. Its totient is φ = 8227902272.

The previous prime is 12344666449. The next prime is 12344666531. The reversal of 12344666511 is 11566644321.

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

It is a cyclic number.

It is not a de Polignac number, because 12344666511 - 2⁶ = 12344666447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12344666511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12344666531) 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, 453420 + ... + 479873.

It is an arithmetic number, because the mean of its divisors is an integer number (2057913270).

Almost surely, 2^12344666511 is an apocalyptic number.

12344666511 is a deficient number, since it is larger than the sum of its proper divisors (4118639649).

12344666511 is an equidigital number, since it uses as much as digits as its factorization.

12344666511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937705.

The product of its digits is 103680, while the sum is 39.

The spelling of 12344666511 in words is "twelve billion, three hundred forty-four million, six hundred sixty-six thousand, five hundred eleven".