16930782866087 has 2 divisors, whose sum is σ = 16930782866088. Its totient is φ = 16930782866086.

The previous prime is 16930782866069. The next prime is 16930782866191. The reversal of 16930782866087 is 78066828703961.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16930782866087 - 2⁸ = 16930782865831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16930782866087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16930782866027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8465391433043 + 8465391433044.

It is an arithmetic number, because the mean of its divisors is an integer number (8465391433044).

Almost surely, 2^{16930782866087} is an apocalyptic number.

16930782866087 is a deficient number, since it is larger than the sum of its proper divisors (1).

16930782866087 is an equidigital number, since it uses as much as digits as its factorization.

16930782866087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 292626432, while the sum is 71.

The spelling of 16930782866087 in words is "sixteen trillion, nine hundred thirty billion, seven hundred eighty-two million, eight hundred sixty-six thousand, eighty-seven".