9856340443 has 8 divisors (see below), whose sum is σ = 10317954816. Its totient is φ = 9397482600.

The previous prime is 9856340419. The next prime is 9856340491. The reversal of 9856340443 is 3440436589.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9856340443 - 2¹⁷ = 9856209371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9856340393 and 9856340402.

It is not an unprimeable number, because it can be changed into a prime (9856340843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681813 + ... + 696118.

It is an arithmetic number, because the mean of its divisors is an integer number (1289744352).

Almost surely, 2^9856340443 is an apocalyptic number.

9856340443 is a deficient number, since it is larger than the sum of its proper divisors (461614373).

9856340443 is a wasteful number, since it uses less digits than its factorization.

9856340443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378265.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The square root of 9856340443 is about 99279.1037580417. The cubic root of 9856340443 is about 2144.0680504032.

The spelling of 9856340443 in words is "nine billion, eight hundred fifty-six million, three hundred forty thousand, four hundred forty-three".