16458846617 has 2 divisors, whose sum is σ = 16458846618. Its totient is φ = 16458846616.

The previous prime is 16458846589. The next prime is 16458846619. The reversal of 16458846617 is 71664885461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11164246921 + 5294599696 = 105661^2 + 72764^2 .

It is a cyclic number.

It is not a de Polignac number, because 16458846617 - 2²⁶ = 16391737753 is a prime.

Together with 16458846619, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16458846619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8229423308 + 8229423309.

It is an arithmetic number, because the mean of its divisors is an integer number (8229423309).

Almost surely, 2^16458846617 is an apocalyptic number.

It is an amenable number.

16458846617 is a deficient number, since it is larger than the sum of its proper divisors (1).

16458846617 is an equidigital number, since it uses as much as digits as its factorization.

16458846617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7741440, while the sum is 56.

The spelling of 16458846617 in words is "sixteen billion, four hundred fifty-eight million, eight hundred forty-six thousand, six hundred seventeen".