16696783971379 has 2 divisors, whose sum is σ = 16696783971380. Its totient is φ = 16696783971378.

The previous prime is 16696783971349. The next prime is 16696783971389. The reversal of 16696783971379 is 97317938769661.

16696783971379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16696783971379 - 2²⁵ = 16696750416947 is a prime.

It is not a weakly prime, because it can be changed into another prime (16696783971319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8348391985689 + 8348391985690.

It is an arithmetic number, because the mean of its divisors is an integer number (8348391985690).

Almost surely, 2^{16696783971379} is an apocalyptic number.

16696783971379 is a deficient number, since it is larger than the sum of its proper divisors (1).

16696783971379 is an equidigital number, since it uses as much as digits as its factorization.

16696783971379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888730944, while the sum is 82.

The spelling of 16696783971379 in words is "sixteen trillion, six hundred ninety-six billion, seven hundred eighty-three million, nine hundred seventy-one thousand, three hundred seventy-nine".