16459873919 has 2 divisors, whose sum is σ = 16459873920. Its totient is φ = 16459873918.

The previous prime is 16459873889. The next prime is 16459873933. The reversal of 16459873919 is 91937895461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16459873919 - 2¹² = 16459869823 is a prime.

It is a super-2 number, since 2×16459873919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16459873999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8229936959 + 8229936960.

It is an arithmetic number, because the mean of its divisors is an integer number (8229936960).

Almost surely, 2^16459873919 is an apocalyptic number.

16459873919 is a deficient number, since it is larger than the sum of its proper divisors (1).

16459873919 is an equidigital number, since it uses as much as digits as its factorization.

16459873919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 62.

The spelling of 16459873919 in words is "sixteen billion, four hundred fifty-nine million, eight hundred seventy-three thousand, nine hundred nineteen".