85283727317 has 2 divisors, whose sum is σ = 85283727318. Its totient is φ = 85283727316.

The previous prime is 85283727299. The next prime is 85283727323. The reversal of 85283727317 is 71372738258.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76684132561 + 8599594756 = 276919^2 + 92734^2 .

It is a cyclic number.

It is not a de Polignac number, because 85283727317 - 2¹⁰ = 85283726293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85283727337) 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, 42641863658 + 42641863659.

It is an arithmetic number, because the mean of its divisors is an integer number (42641863659).

Almost surely, 2^85283727317 is an apocalyptic number.

It is an amenable number.

85283727317 is a deficient number, since it is larger than the sum of its proper divisors (1).

85283727317 is an equidigital number, since it uses as much as digits as its factorization.

85283727317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3951360, while the sum is 53.

The spelling of 85283727317 in words is "eighty-five billion, two hundred eighty-three million, seven hundred twenty-seven thousand, three hundred seventeen".