16171674671039 has 2 divisors, whose sum is σ = 16171674671040. Its totient is φ = 16171674671038.

The previous prime is 16171674671027. The next prime is 16171674671093. The reversal of 16171674671039 is 93017647617161.

It is a happy number.

Together with next prime (16171674671093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (93017647617161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16171674671039 - 2⁸ = 16171674670783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16171674671239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8085837335519 + 8085837335520.

It is an arithmetic number, because the mean of its divisors is an integer number (8085837335520).

Almost surely, 2^{16171674671039} is an apocalyptic number.

16171674671039 is a deficient number, since it is larger than the sum of its proper divisors (1).

16171674671039 is an equidigital number, since it uses as much as digits as its factorization.

16171674671039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8001504, while the sum is 59.

The spelling of 16171674671039 in words is "sixteen trillion, one hundred seventy-one billion, six hundred seventy-four million, six hundred seventy-one thousand, thirty-nine".