16699070147171 has 2 divisors, whose sum is σ = 16699070147172. Its totient is φ = 16699070147170.

The previous prime is 16699070147161. The next prime is 16699070147261. The reversal of 16699070147171 is 17174107099661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16699070147171 - 2³⁰ = 16697996405347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16699070147171.

It is not a weakly prime, because it can be changed into another prime (16699070147131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8349535073585 + 8349535073586.

It is an arithmetic number, because the mean of its divisors is an integer number (8349535073586).

Almost surely, 2^{16699070147171} is an apocalyptic number.

16699070147171 is a deficient number, since it is larger than the sum of its proper divisors (1).

16699070147171 is an equidigital number, since it uses as much as digits as its factorization.

16699070147171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000752, while the sum is 59.

The spelling of 16699070147171 in words is "sixteen trillion, six hundred ninety-nine billion, seventy million, one hundred forty-seven thousand, one hundred seventy-one".