8943479999 has 4 divisors (see below), whose sum is σ = 8964825240. Its totient is φ = 8922134760.

The previous prime is 8943479983. The next prime is 8943480017. The reversal of 8943479999 is 9999743498.

8943479999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8943479999 - 2⁴ = 8943479983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8943479899) 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 3 ways as a sum of consecutive naturals, for example, 10671992 + ... + 10672829.

It is an arithmetic number, because the mean of its divisors is an integer number (2241206310).

Almost surely, 2^8943479999 is an apocalyptic number.

8943479999 is a deficient number, since it is larger than the sum of its proper divisors (21345241).

8943479999 is a wasteful number, since it uses less digits than its factorization.

8943479999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21345240.

The product of its digits is 158723712, while the sum is 71.

The square root of 8943479999 is about 94569.9740879736. The cubic root of 8943479999 is about 2075.7203672168.

The spelling of 8943479999 in words is "eight billion, nine hundred forty-three million, four hundred seventy-nine thousand, nine hundred ninety-nine".