16005099823 has 2 divisors, whose sum is σ = 16005099824. Its totient is φ = 16005099822.

The previous prime is 16005099791. The next prime is 16005099853. The reversal of 16005099823 is 32899050061.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (32899050061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16005099823 - 2⁵ = 16005099791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16005099823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16005099853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002549911 + 8002549912.

It is an arithmetic number, because the mean of its divisors is an integer number (8002549912).

Almost surely, 2^16005099823 is an apocalyptic number.

16005099823 is a deficient number, since it is larger than the sum of its proper divisors (1).

16005099823 is an equidigital number, since it uses as much as digits as its factorization.

16005099823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 16005099823 in words is "sixteen billion, five million, ninety-nine thousand, eight hundred twenty-three".