12156759668335 has 4 divisors (see below), whose sum is σ = 14588111602008. Its totient is φ = 9725407734664.

The previous prime is 12156759668323. The next prime is 12156759668369. The reversal of 12156759668335 is 53386695765121.

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 12156759668335 - 2¹¹ = 12156759666287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1215675966829 + ... + 1215675966838.

It is an arithmetic number, because the mean of its divisors is an integer number (3647027900502).

Almost surely, 2^{12156759668335} is an apocalyptic number.

12156759668335 is a deficient number, since it is larger than the sum of its proper divisors (2431351933673).

12156759668335 is an equidigital number, since it uses as much as digits as its factorization.

12156759668335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431351933672.

The product of its digits is 244944000, while the sum is 67.

The spelling of 12156759668335 in words is "twelve trillion, one hundred fifty-six billion, seven hundred fifty-nine million, six hundred sixty-eight thousand, three hundred thirty-five".