9846871856 has 40 divisors (see below), whose sum is σ = 19375259904. Its totient is φ = 4847008320.

The previous prime is 9846871843. The next prime is 9846871861. The reversal of 9846871856 is 6581786489.

9846871856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819911 + ... + 831833.

Almost surely, 2^9846871856 is an apocalyptic number.

It is an amenable number.

9846871856 is a deficient number, since it is larger than the sum of its proper divisors (9528388048).

9846871856 is a wasteful number, since it uses less digits than its factorization.

9846871856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12729 (or 12723 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 62.

The square root of 9846871856 is about 99231.4055931891. The cubic root of 9846871856 is about 2143.3812573236.

The spelling of 9846871856 in words is "nine billion, eight hundred forty-six million, eight hundred seventy-one thousand, eight hundred fifty-six".