9894336959 has 16 divisors (see below), whose sum is σ = 10871969472. Its totient is φ = 8948130048.

The previous prime is 9894336941. The next prime is 9894336971. The reversal of 9894336959 is 9596334989.

It is not a de Polignac number, because 9894336959 - 2²⁴ = 9877559743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9894336895 and 9894336904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9894336979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491027 + ... + 510779.

It is an arithmetic number, because the mean of its divisors is an integer number (679498092).

Almost surely, 2^9894336959 is an apocalyptic number.

9894336959 is a deficient number, since it is larger than the sum of its proper divisors (977632513).

9894336959 is a wasteful number, since it uses less digits than its factorization.

9894336959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20546.

The product of its digits is 56687040, while the sum is 65.

The square root of 9894336959 is about 99470.2817880798. The cubic root of 9894336959 is about 2146.8196684757.

The spelling of 9894336959 in words is "nine billion, eight hundred ninety-four million, three hundred thirty-six thousand, nine hundred fifty-nine".