2016794442191 has 2 divisors, whose sum is σ = 2016794442192. Its totient is φ = 2016794442190.

The previous prime is 2016794442137. The next prime is 2016794442193. The reversal of 2016794442191 is 1912444976102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2016794442191 - 2⁶ = 2016794442127 is a prime.

Together with 2016794442193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2016794442193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008397221095 + 1008397221096.

It is an arithmetic number, because the mean of its divisors is an integer number (1008397221096).

Almost surely, 2^{2016794442191} is an apocalyptic number.

2016794442191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016794442191 is an equidigital number, since it uses as much as digits as its factorization.

2016794442191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 2016794442191 in words is "two trillion, sixteen billion, seven hundred ninety-four million, four hundred forty-two thousand, one hundred ninety-one".