8868638558793 has 16 divisors (see below), whose sum is σ = 13173574518720. Its totient is φ = 5269429806144.

The previous prime is 8868638558789. The next prime is 8868638558807. The reversal of 8868638558793 is 3978558368688.

It is not a de Polignac number, because 8868638558793 - 2² = 8868638558789 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8868638558743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3920705571 + ... + 3920707832.

It is an arithmetic number, because the mean of its divisors is an integer number (823348407420).

Almost surely, 2^{8868638558793} is an apocalyptic number.

It is an amenable number.

8868638558793 is a deficient number, since it is larger than the sum of its proper divisors (4304935959927).

8868638558793 is a wasteful number, since it uses less digits than its factorization.

8868638558793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7841413448.

The product of its digits is 16721510400, while the sum is 84.

The spelling of 8868638558793 in words is "eight trillion, eight hundred sixty-eight billion, six hundred thirty-eight million, five hundred fifty-eight thousand, seven hundred ninety-three".