13368146782379 has 4 divisors (see below), whose sum is σ = 13380266590176. Its totient is φ = 13356026974584.

The previous prime is 13368146782373. The next prime is 13368146782451. The reversal of 13368146782379 is 97328764186331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13368146782379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13368146782373) 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, 6059902244 + ... + 6059904449.

It is an arithmetic number, because the mean of its divisors is an integer number (3345066647544).

Almost surely, 2^{13368146782379} is an apocalyptic number.

13368146782379 is a deficient number, since it is larger than the sum of its proper divisors (12119807797).

13368146782379 is a wasteful number, since it uses less digits than its factorization.

13368146782379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12119807796.

The product of its digits is 219469824, while the sum is 68.

The spelling of 13368146782379 in words is "thirteen trillion, three hundred sixty-eight billion, one hundred forty-six million, seven hundred eighty-two thousand, three hundred seventy-nine".