85283380085 has 4 divisors (see below), whose sum is σ = 102340056108. Its totient is φ = 68226704064.

The previous prime is 85283380067. The next prime is 85283380111. The reversal of 85283380085 is 58008338258.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 41716837009 + 43566543076 = 204247^2 + 208726^2 .

It is a cyclic number.

It is not a de Polignac number, because 85283380085 - 2¹⁶ = 85283314549 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 8528338004 + ... + 8528338013.

It is an arithmetic number, because the mean of its divisors is an integer number (25585014027).

Almost surely, 2^85283380085 is an apocalyptic number.

It is an amenable number.

85283380085 is a deficient number, since it is larger than the sum of its proper divisors (17056676023).

85283380085 is a wasteful number, since it uses less digits than its factorization.

85283380085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17056676022.

The product of its (nonzero) digits is 1843200, while the sum is 50.

The spelling of 85283380085 in words is "eighty-five billion, two hundred eighty-three million, three hundred eighty thousand, eighty-five".