4085791500 has 144 divisors (see below), whose sum is σ = 13840575840. Its totient is φ = 933878400.

The previous prime is 4085791499. The next prime is 4085791513. The reversal of 4085791500 is 51975804.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45706 + ... + 101294.

It is an arithmetic number, because the mean of its divisors is an integer number (96115110).

Almost surely, 2^4085791500 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 4085791500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6920287920).

4085791500 is an abundant number, since it is smaller than the sum of its proper divisors (9754784340).

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

4085791500 is a wasteful number, since it uses less digits than its factorization.

4085791500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55625 (or 55606 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 39.

The square root of 4085791500 is about 63920.1963388724. The cubic root of 4085791500 is about 1598.6696624119.

The spelling of 4085791500 in words is "four billion, eighty-five million, seven hundred ninety-one thousand, five hundred".