16725671719 has 2 divisors, whose sum is σ = 16725671720. Its totient is φ = 16725671718.

The previous prime is 16725671717. The next prime is 16725671759. The reversal of 16725671719 is 91717652761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16725671719 - 2¹ = 16725671717 is a prime.

It is a super-2 number, since 2×16725671719² (a number of 21 digits) contains 22 as substring.

Together with 16725671717, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16725671717) 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, 8362835859 + 8362835860.

It is an arithmetic number, because the mean of its divisors is an integer number (8362835860).

Almost surely, 2^16725671719 is an apocalyptic number.

16725671719 is a deficient number, since it is larger than the sum of its proper divisors (1).

16725671719 is an equidigital number, since it uses as much as digits as its factorization.

16725671719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1111320, while the sum is 52.

The spelling of 16725671719 in words is "sixteen billion, seven hundred twenty-five million, six hundred seventy-one thousand, seven hundred nineteen".