8646799143 has 8 divisors (see below), whose sum is σ = 11544926848. Its totient is φ = 5756602104.

The previous prime is 8646799039. The next prime is 8646799157. The reversal of 8646799143 is 3419976468.

8646799143 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 not a de Polignac number, because 8646799143 - 2²⁶ = 8579690279 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 (8646799163) 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, 1980121 + ... + 1984482.

It is an arithmetic number, because the mean of its divisors is an integer number (1443115856).

Almost surely, 2^8646799143 is an apocalyptic number.

8646799143 is a deficient number, since it is larger than the sum of its proper divisors (2898127705).

8646799143 is a wasteful number, since it uses less digits than its factorization.

8646799143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3965333.

The product of its digits is 7838208, while the sum is 57.

The square root of 8646799143 is about 92988.1666826484. The cubic root of 8646799143 is about 2052.5092527980.

The spelling of 8646799143 in words is "eight billion, six hundred forty-six million, seven hundred ninety-nine thousand, one hundred forty-three".