16700110571717 has 2 divisors, whose sum is σ = 16700110571718. Its totient is φ = 16700110571716.

The previous prime is 16700110571621. The next prime is 16700110571741. The reversal of 16700110571717 is 71717501100761.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9349076755876 + 7351033815841 = 3057626^2 + 2711279^2 .

It is a cyclic number.

It is not a de Polignac number, because 16700110571717 - 2²⁸ = 16699842136261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16700110501717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8350055285858 + 8350055285859.

It is an arithmetic number, because the mean of its divisors is an integer number (8350055285859).

Almost surely, 2^{16700110571717} is an apocalyptic number.

It is an amenable number.

16700110571717 is a deficient number, since it is larger than the sum of its proper divisors (1).

16700110571717 is an equidigital number, since it uses as much as digits as its factorization.

16700110571717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72030, while the sum is 44.

The spelling of 16700110571717 in words is "sixteen trillion, seven hundred billion, one hundred ten million, five hundred seventy-one thousand, seven hundred seventeen".