16516419079 has 2 divisors, whose sum is σ = 16516419080. Its totient is φ = 16516419078.

The previous prime is 16516419013. The next prime is 16516419089. The reversal of 16516419079 is 97091461561.

16516419079 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 16516419079 - 2²¹ = 16514321927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16516419089) 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, 8258209539 + 8258209540.

It is an arithmetic number, because the mean of its divisors is an integer number (8258209540).

Almost surely, 2^16516419079 is an apocalyptic number.

16516419079 is a deficient number, since it is larger than the sum of its proper divisors (1).

16516419079 is an equidigital number, since it uses as much as digits as its factorization.

16516419079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 16516419079 in words is "sixteen billion, five hundred sixteen million, four hundred nineteen thousand, seventy-nine".