16191067799 has 16 divisors (see below), whose sum is σ = 16877869632. Its totient is φ = 15518988288.

The previous prime is 16191067729. The next prime is 16191067811. The reversal of 16191067799 is 99776019161.

It is a cyclic number.

It is not a de Polignac number, because 16191067799 - 2¹² = 16191063703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16191067729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724517 + ... + 746529.

It is an arithmetic number, because the mean of its divisors is an integer number (1054866852).

Almost surely, 2^16191067799 is an apocalyptic number.

16191067799 is a deficient number, since it is larger than the sum of its proper divisors (686801833).

16191067799 is a wasteful number, since it uses less digits than its factorization.

16191067799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22346.

The product of its (nonzero) digits is 1285956, while the sum is 56.

The spelling of 16191067799 in words is "sixteen billion, one hundred ninety-one million, sixty-seven thousand, seven hundred ninety-nine".