16500802243 has 2 divisors, whose sum is σ = 16500802244. Its totient is φ = 16500802242.

The previous prime is 16500802181. The next prime is 16500802247. The reversal of 16500802243 is 34220800561.

16500802243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16500802243 - 2¹⁷ = 16500671171 is a prime.

It is not a weakly prime, because it can be changed into another prime (16500802247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8250401121 + 8250401122.

It is an arithmetic number, because the mean of its divisors is an integer number (8250401122).

Almost surely, 2^16500802243 is an apocalyptic number.

16500802243 is a deficient number, since it is larger than the sum of its proper divisors (1).

16500802243 is an equidigital number, since it uses as much as digits as its factorization.

16500802243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 16500802243 in words is "sixteen billion, five hundred million, eight hundred two thousand, two hundred forty-three".