16116313316197 has 2 divisors, whose sum is σ = 16116313316198. Its totient is φ = 16116313316196.

The previous prime is 16116313316039. The next prime is 16116313316209. The reversal of 16116313316197 is 79161331361161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11825888776641 + 4290424539556 = 3438879^2 + 2071334^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16116313316197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16116313316197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16116311316197) 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, 8058156658098 + 8058156658099.

It is an arithmetic number, because the mean of its divisors is an integer number (8058156658099).

Almost surely, 2^{16116313316197} is an apocalyptic number.

It is an amenable number.

16116313316197 is a deficient number, since it is larger than the sum of its proper divisors (1).

16116313316197 is an equidigital number, since it uses as much as digits as its factorization.

16116313316197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 367416, while the sum is 49.

The spelling of 16116313316197 in words is "sixteen trillion, one hundred sixteen billion, three hundred thirteen million, three hundred sixteen thousand, one hundred ninety-seven".