9684616091 has 8 divisors (see below), whose sum is σ = 10121855520. Its totient is φ = 9254262528.

The previous prime is 9684616087. The next prime is 9684616093. The reversal of 9684616091 is 1906164869.

9684616091 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9684616091 - 2² = 9684616087 is a prime.

It is a super-2 number, since 2×9684616091² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9684616093) by changing a digit.

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, 1718591 + ... + 1724216.

It is an arithmetic number, because the mean of its divisors is an integer number (1265231940).

Almost surely, 2^9684616091 is an apocalyptic number.

9684616091 is a deficient number, since it is larger than the sum of its proper divisors (437239429).

9684616091 is a wasteful number, since it uses less digits than its factorization.

9684616091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3442933.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 9684616091 is about 98410.4470622911. The cubic root of 9684616091 is about 2131.5431880793.

The spelling of 9684616091 in words is "nine billion, six hundred eighty-four million, six hundred sixteen thousand, ninety-one".