16007681677667 has 2 divisors, whose sum is σ = 16007681677668. Its totient is φ = 16007681677666.

The previous prime is 16007681677591. The next prime is 16007681677679. The reversal of 16007681677667 is 76677618670061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16007681677667 - 2²² = 16007677483363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16007681677597 and 16007681677606.

It is not a weakly prime, because it can be changed into another prime (16007681677567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8003840838833 + 8003840838834.

It is an arithmetic number, because the mean of its divisors is an integer number (8003840838834).

Almost surely, 2^{16007681677667} is an apocalyptic number.

16007681677667 is a deficient number, since it is larger than the sum of its proper divisors (1).

16007681677667 is an equidigital number, since it uses as much as digits as its factorization.

16007681677667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 149361408, while the sum is 68.

The spelling of 16007681677667 in words is "sixteen trillion, seven billion, six hundred eighty-one million, six hundred seventy-seven thousand, six hundred sixty-seven".