16065332499 has 4 divisors (see below), whose sum is σ = 21420443336. Its totient is φ = 10710221664.

The previous prime is 16065332477. The next prime is 16065332531. The reversal of 16065332499 is 99423356061.

16065332499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99423356061 = 3 ⋅33141118687.

It is not a de Polignac number, because 16065332499 - 2⁹ = 16065331987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16065332419) 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 in 3 ways as a sum of consecutive naturals, for example, 2677555414 + ... + 2677555419.

It is an arithmetic number, because the mean of its divisors is an integer number (5355110834).

Almost surely, 2^16065332499 is an apocalyptic number.

16065332499 is a deficient number, since it is larger than the sum of its proper divisors (5355110837).

16065332499 is an equidigital number, since it uses as much as digits as its factorization.

16065332499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5355110836.

The product of its (nonzero) digits is 1049760, while the sum is 48.

The spelling of 16065332499 in words is "sixteen billion, sixty-five million, three hundred thirty-two thousand, four hundred ninety-nine".