9859025916 has 96 divisors (see below), whose sum is σ = 25808025600. Its totient is φ = 3254636160.

The previous prime is 9859025909. The next prime is 9859025983. The reversal of 9859025916 is 6195209589.

It is a Harshad number since it is a multiple of its sum of digits (54).

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 31 ways as a sum of consecutive naturals, for example, 11423701 + ... + 11424563.

It is an arithmetic number, because the mean of its divisors is an integer number (268833600).

Almost surely, 2^9859025916 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 9859025916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12904012800).

9859025916 is an abundant number, since it is smaller than the sum of its proper divisors (15948999684).

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

9859025916 is a wasteful number, since it uses less digits than its factorization.

9859025916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776 (or 1768 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 54.

The square root of 9859025916 is about 99292.6277021613. The cubic root of 9859025916 is about 2144.2627580313.

The spelling of 9859025916 in words is "nine billion, eight hundred fifty-nine million, twenty-five thousand, nine hundred sixteen".