16516516500059 has 2 divisors, whose sum is σ = 16516516500060. Its totient is φ = 16516516500058.

The previous prime is 16516516499869. The next prime is 16516516500061. The reversal of 16516516500059 is 95000561561561.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16516516500059 is a prime.

It is a Sophie Germain prime.

Together with 16516516500061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16516516500079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8258258250029 + 8258258250030.

It is an arithmetic number, because the mean of its divisors is an integer number (8258258250030).

Almost surely, 2^{16516516500059} is an apocalyptic number.

16516516500059 is a deficient number, since it is larger than the sum of its proper divisors (1).

16516516500059 is an equidigital number, since it uses as much as digits as its factorization.

16516516500059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215000, while the sum is 50.

The spelling of 16516516500059 in words is "sixteen trillion, five hundred sixteen billion, five hundred sixteen million, five hundred thousand, fifty-nine".