4085686346593 has 2 divisors, whose sum is σ = 4085686346594. Its totient is φ = 4085686346592.

The previous prime is 4085686346587. The next prime is 4085686346627. The reversal of 4085686346593 is 3956436865804.

4085686346593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3508402463329 + 577283883264 = 1873073^2 + 759792^2 .

It is a cyclic number.

It is not a de Polignac number, because 4085686346593 - 2²⁵ = 4085652792161 is a prime.

It is not a weakly prime, because it can be changed into another prime (4085686346513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042843173296 + 2042843173297.

It is an arithmetic number, because the mean of its divisors is an integer number (2042843173297).

Almost surely, 2^{4085686346593} is an apocalyptic number.

It is an amenable number.

4085686346593 is a deficient number, since it is larger than the sum of its proper divisors (1).

4085686346593 is an equidigital number, since it uses as much as digits as its factorization.

4085686346593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 447897600, while the sum is 67.

The spelling of 4085686346593 in words is "four trillion, eighty-five billion, six hundred eighty-six million, three hundred forty-six thousand, five hundred ninety-three".