9873330721 has 8 divisors (see below), whose sum is σ = 9936000000. Its totient is φ = 9810776160.

The previous prime is 9873330707. The next prime is 9873330743. The reversal of 9873330721 is 1270333789.

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

It is a cyclic number.

It is not a de Polignac number, because 9873330721 - 2¹⁵ = 9873297953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9873330781) 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, 147405 + ... + 203653.

It is an arithmetic number, because the mean of its divisors is an integer number (1242000000).

Almost surely, 2^9873330721 is an apocalyptic number.

It is an amenable number.

9873330721 is a deficient number, since it is larger than the sum of its proper divisors (62669279).

9873330721 is a wasteful number, since it uses less digits than its factorization.

9873330721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57359.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 9873330721 is about 99364.6351626171. The cubic root of 9873330721 is about 2145.2993187714.

The spelling of 9873330721 in words is "nine billion, eight hundred seventy-three million, three hundred thirty thousand, seven hundred twenty-one".