8664440241 has 8 divisors (see below), whose sum is σ = 11559260160. Its totient is φ = 5772956912.

The previous prime is 8664440231. The next prime is 8664440293. The reversal of 8664440241 is 1420444668.

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 8664440241 - 2¹¹ = 8664438193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8664440241.

It is not an unprimeable number, because it can be changed into a prime (8664440231) 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, 828081 + ... + 838478.

It is an arithmetic number, because the mean of its divisors is an integer number (1444907520).

Almost surely, 2^8664440241 is an apocalyptic number.

It is an amenable number.

8664440241 is a deficient number, since it is larger than the sum of its proper divisors (2894819919).

8664440241 is a wasteful number, since it uses less digits than its factorization.

8664440241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668295.

The product of its (nonzero) digits is 147456, while the sum is 39.

The square root of 8664440241 is about 93082.9750330317. The cubic root of 8664440241 is about 2053.9041397030.

The spelling of 8664440241 in words is "eight billion, six hundred sixty-four million, four hundred forty thousand, two hundred forty-one".