85685208283 has 2 divisors, whose sum is σ = 85685208284. Its totient is φ = 85685208282.

The previous prime is 85685208263. The next prime is 85685208331. The reversal of 85685208283 is 38280258658.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85685208283 - 2²⁹ = 85148337371 is a prime.

It is not a weakly prime, because it can be changed into another prime (85685208263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42842604141 + 42842604142.

It is an arithmetic number, because the mean of its divisors is an integer number (42842604142).

Almost surely, 2^85685208283 is an apocalyptic number.

85685208283 is a deficient number, since it is larger than the sum of its proper divisors (1).

85685208283 is an equidigital number, since it uses as much as digits as its factorization.

85685208283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7372800, while the sum is 55.

The spelling of 85685208283 in words is "eighty-five billion, six hundred eighty-five million, two hundred eight thousand, two hundred eighty-three".