16508416163 has 2 divisors, whose sum is σ = 16508416164. Its totient is φ = 16508416162.

The previous prime is 16508416087. The next prime is 16508416181. The reversal of 16508416163 is 36161480561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16508416163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16508416163.

It is not a weakly prime, because it can be changed into another prime (16508416363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8254208081 + 8254208082.

It is an arithmetic number, because the mean of its divisors is an integer number (8254208082).

Almost surely, 2^16508416163 is an apocalyptic number.

16508416163 is a deficient number, since it is larger than the sum of its proper divisors (1).

16508416163 is an equidigital number, since it uses as much as digits as its factorization.

16508416163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 16508416163 in words is "sixteen billion, five hundred eight million, four hundred sixteen thousand, one hundred sixty-three".