8863993918 has 8 divisors (see below), whose sum is σ = 14318759448. Its totient is φ = 4091074104.

The previous prime is 8863993883. The next prime is 8863993951. The reversal of 8863993918 is 8193993688.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8863993918.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170461396 + ... + 170461447.

It is an arithmetic number, because the mean of its divisors is an integer number (1789844931).

Almost surely, 2^8863993918 is an apocalyptic number.

8863993918 is a deficient number, since it is larger than the sum of its proper divisors (5454765530).

8863993918 is a wasteful number, since it uses less digits than its factorization.

8863993918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340922858.

The product of its digits is 20155392, while the sum is 64.

The square root of 8863993918 is about 94148.7860675856. The cubic root of 8863993918 is about 2069.5526675402.

The spelling of 8863993918 in words is "eight billion, eight hundred sixty-three million, nine hundred ninety-three thousand, nine hundred eighteen".