16685016702023 has 2 divisors, whose sum is σ = 16685016702024. Its totient is φ = 16685016702022.

The previous prime is 16685016701999. The next prime is 16685016702043. The reversal of 16685016702023 is 32020761058661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16685016702023 - 2²² = 16685012507719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16685016702043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8342508351011 + 8342508351012.

It is an arithmetic number, because the mean of its divisors is an integer number (8342508351012).

Almost surely, 2^{16685016702023} is an apocalyptic number.

16685016702023 is a deficient number, since it is larger than the sum of its proper divisors (1).

16685016702023 is an equidigital number, since it uses as much as digits as its factorization.

16685016702023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 16685016702023 in words is "sixteen trillion, six hundred eighty-five billion, sixteen million, seven hundred two thousand, twenty-three".