85305685016 has 16 divisors (see below), whose sum is σ = 160751922000. Its totient is φ = 42438505824.

The previous prime is 85305684941. The next prime is 85305685097. The reversal of 85305685016 is 61058650358.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26790395 + ... + 26793578.

It is an arithmetic number, because the mean of its divisors is an integer number (10046995125).

Almost surely, 2^85305685016 is an apocalyptic number.

It is an amenable number.

85305685016 is a deficient number, since it is larger than the sum of its proper divisors (75446236984).

85305685016 is a wasteful number, since it uses less digits than its factorization.

85305685016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53584178 (or 53584174 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 85305685016 in words is "eighty-five billion, three hundred five million, six hundred eighty-five thousand, sixteen".