85834915500 has 96 divisors (see below), whose sum is σ = 250902812160. Its totient is φ = 22802174400.

The previous prime is 85834915483. The next prime is 85834915511. The reversal of 85834915500 is 551943858.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85834915500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285711 + ... + 503289.

It is an arithmetic number, because the mean of its divisors is an integer number (2613570960).

Almost surely, 2^85834915500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85834915500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125451406080).

85834915500 is an abundant number, since it is smaller than the sum of its proper divisors (165067896660).

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

85834915500 is a wasteful number, since it uses less digits than its factorization.

85834915500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217864 (or 217852 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 48.

The spelling of 85834915500 in words is "eighty-five billion, eight hundred thirty-four million, nine hundred fifteen thousand, five hundred".