6864118158 has 8 divisors (see below), whose sum is σ = 13728236328. Its totient is φ = 2288039384.

The previous prime is 6864118153. The next prime is 6864118171. The reversal of 6864118158 is 8518114686.

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

6864118158 is an admirable number.

It is a super-2 number, since 2×6864118158² = 94232236173970625928, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6864118153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 572009841 + ... + 572009852.

It is an arithmetic number, because the mean of its divisors is an integer number (1716029541).

Almost surely, 2^6864118158 is an apocalyptic number.

6864118158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6864118158 is a wasteful number, since it uses less digits than its factorization.

6864118158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144019698.

The product of its digits is 368640, while the sum is 48.

The square root of 6864118158 is about 82849.9737960128. The cubic root of 6864118158 is about 1900.4724732667.

The spelling of 6864118158 in words is "six billion, eight hundred sixty-four million, one hundred eighteen thousand, one hundred fifty-eight".