170016316291 has 2 divisors, whose sum is σ = 170016316292. Its totient is φ = 170016316290.

The previous prime is 170016316289. The next prime is 170016316307. The reversal of 170016316291 is 192613610071.

It is a happy number.

170016316291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 170016316291 - 2¹ = 170016316289 is a prime.

It is a super-2 number, since 2×170016316291² (a number of 23 digits) contains 22 as substring.

Together with 170016316289, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 170016316291.

It is not a weakly prime, because it can be changed into another prime (170016316231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85008158145 + 85008158146.

It is an arithmetic number, because the mean of its divisors is an integer number (85008158146).

Almost surely, 2^170016316291 is an apocalyptic number.

170016316291 is a deficient number, since it is larger than the sum of its proper divisors (1).

170016316291 is an equidigital number, since it uses as much as digits as its factorization.

170016316291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 37.

The spelling of 170016316291 in words is "one hundred seventy billion, sixteen million, three hundred sixteen thousand, two hundred ninety-one".