168655413163 has 2 divisors, whose sum is σ = 168655413164. Its totient is φ = 168655413162.

The previous prime is 168655413149. The next prime is 168655413211. The reversal of 168655413163 is 361314556861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 168655413163 - 2⁵ = 168655413131 is a prime.

It is not a weakly prime, because it can be changed into another prime (168655413763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84327706581 + 84327706582.

It is an arithmetic number, because the mean of its divisors is an integer number (84327706582).

Almost surely, 2^168655413163 is an apocalyptic number.

168655413163 is a deficient number, since it is larger than the sum of its proper divisors (1).

168655413163 is an equidigital number, since it uses as much as digits as its factorization.

168655413163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 49.

The spelling of 168655413163 in words is "one hundred sixty-eight billion, six hundred fifty-five million, four hundred thirteen thousand, one hundred sixty-three".