17958672849583 has 2 divisors, whose sum is σ = 17958672849584. Its totient is φ = 17958672849582.

The previous prime is 17958672849553. The next prime is 17958672849629. The reversal of 17958672849583 is 38594827685971.

It is a weak prime.

It is an emirp because it is prime and its reverse (38594827685971) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 17958672849583 - 2¹³ = 17958672841391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 17958672849497 and 17958672849506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17958672849553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8979336424791 + 8979336424792.

It is an arithmetic number, because the mean of its divisors is an integer number (8979336424792).

Almost surely, 2^{17958672849583} is an apocalyptic number.

17958672849583 is a deficient number, since it is larger than the sum of its proper divisors (1).

17958672849583 is an equidigital number, since it uses as much as digits as its factorization.

17958672849583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7315660800, while the sum is 82.

The spelling of 17958672849583 in words is "seventeen trillion, nine hundred fifty-eight billion, six hundred seventy-two million, eight hundred forty-nine thousand, five hundred eighty-three".