16319976422399 has 16 divisors (see below), whose sum is σ = 17746860698112. Its totient is φ = 14917606649568.

The previous prime is 16319976422293. The next prime is 16319976422437. The reversal of 16319976422399 is 99322467991361.

It is a cyclic number.

It is not a de Polignac number, because 16319976422399 - 2²⁸ = 16319707986943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16319976422599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28135862 + ... + 28710044.

It is an arithmetic number, because the mean of its divisors is an integer number (1109178793632).

Almost surely, 2^{16319976422399} is an apocalyptic number.

16319976422399 is a deficient number, since it is larger than the sum of its proper divisors (1426884275713).

16319976422399 is a wasteful number, since it uses less digits than its factorization.

16319976422399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595526.

The product of its digits is 238085568, while the sum is 71.

The spelling of 16319976422399 in words is "sixteen trillion, three hundred nineteen billion, nine hundred seventy-six million, four hundred twenty-two thousand, three hundred ninety-nine".