16700107516493 has 2 divisors, whose sum is σ = 16700107516494. Its totient is φ = 16700107516492.

The previous prime is 16700107516471. The next prime is 16700107516513. The reversal of 16700107516493 is 39461570100761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16299161477284 + 400946039209 = 4037222^2 + 633203^2 .

It is an emirp because it is prime and its reverse (39461570100761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16700107516493 - 2⁶ = 16700107516429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16700107516453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8350053758246 + 8350053758247.

It is an arithmetic number, because the mean of its divisors is an integer number (8350053758247).

Almost surely, 2^{16700107516493} is an apocalyptic number.

It is an amenable number.

16700107516493 is a deficient number, since it is larger than the sum of its proper divisors (1).

16700107516493 is an equidigital number, since it uses as much as digits as its factorization.

16700107516493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 16700107516493 in words is "sixteen trillion, seven hundred billion, one hundred seven million, five hundred sixteen thousand, four hundred ninety-three".