16005099791 has 2 divisors, whose sum is σ = 16005099792. Its totient is φ = 16005099790.

The previous prime is 16005099727. The next prime is 16005099823. The reversal of 16005099791 is 19799050061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16005099791 - 2⁶ = 16005099727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16005099491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002549895 + 8002549896.

It is an arithmetic number, because the mean of its divisors is an integer number (8002549896).

Almost surely, 2^16005099791 is an apocalyptic number.

16005099791 is a deficient number, since it is larger than the sum of its proper divisors (1).

16005099791 is an equidigital number, since it uses as much as digits as its factorization.

16005099791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 153090, while the sum is 47.

The spelling of 16005099791 in words is "sixteen billion, five million, ninety-nine thousand, seven hundred ninety-one".