85385858358 has 16 divisors (see below), whose sum is σ = 171436201200. Its totient is φ = 28351205376.

The previous prime is 85385858353. The next prime is 85385858359.

85385858358 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85385858353) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 27685183 + ... + 27688266.

It is an arithmetic number, because the mean of its divisors is an integer number (10714762575).

Almost surely, 2^85385858358 is an apocalyptic number.

85385858358 is an abundant number, since it is smaller than the sum of its proper divisors (86050342842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85385858358 is a wasteful number, since it uses less digits than its factorization.

85385858358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55373711.

The product of its digits is 184320000, while the sum is 66.

The spelling of 85385858358 in words is "eighty-five billion, three hundred eighty-five million, eight hundred fifty-eight thousand, three hundred fifty-eight".