85004696585 has 4 divisors (see below), whose sum is σ = 102005635908. Its totient is φ = 68003757264.

The previous prime is 85004696551. The next prime is 85004696599. The reversal of 85004696585 is 58569640058.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58569640058 = 2 ⋅29284820029.

It can be written as a sum of positive squares in 2 ways, for example, as 53023812361 + 31980884224 = 230269^2 + 178832^2 .

It is a cyclic number.

It is not a de Polignac number, because 85004696585 - 2³⁰ = 83930954761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85004696585.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8500469654 + ... + 8500469663.

It is an arithmetic number, because the mean of its divisors is an integer number (25501408977).

Almost surely, 2^85004696585 is an apocalyptic number.

It is an amenable number.

85004696585 is a deficient number, since it is larger than the sum of its proper divisors (17000939323).

85004696585 is a wasteful number, since it uses less digits than its factorization.

85004696585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17000939322.

The product of its (nonzero) digits is 10368000, while the sum is 56.

The spelling of 85004696585 in words is "eighty-five billion, four million, six hundred ninety-six thousand, five hundred eighty-five".