85844844858 has 16 divisors (see below), whose sum is σ = 171692883936. Its totient is φ = 28614415920.

The previous prime is 85844844793. The next prime is 85844844901.

85844844858 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352660 + ... + 544112.

It is an arithmetic number, because the mean of its divisors is an integer number (10730805246).

Almost surely, 2^85844844858 is an apocalyptic number.

85844844858 is an abundant number, since it is smaller than the sum of its proper divisors (85848039078).

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

85844844858 is a wasteful number, since it uses less digits than its factorization.

85844844858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266189.

The product of its digits is 209715200, while the sum is 66.

The spelling of 85844844858 in words is "eighty-five billion, eight hundred forty-four million, eight hundred forty-four thousand, eight hundred fifty-eight".