8118178106668 has 48 divisors (see below), whose sum is σ = 16804006632000. Its totient is φ = 3357690900480.

The previous prime is 8118178106641. The next prime is 8118178106669. The reversal of 8118178106668 is 8666018718118.

It is not an unprimeable number, because it can be changed into a prime (8118178106669) 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, 558493 + ... + 4067956.

It is an arithmetic number, because the mean of its divisors is an integer number (350083471500).

Almost surely, 2^{8118178106668} is an apocalyptic number.

It is an amenable number.

8118178106668 is an abundant number, since it is smaller than the sum of its proper divisors (8685828525332).

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

8118178106668 is a wasteful number, since it uses less digits than its factorization.

8118178106668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628650 (or 4628648 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 61.

The spelling of 8118178106668 in words is "eight trillion, one hundred eighteen billion, one hundred seventy-eight million, one hundred six thousand, six hundred sixty-eight".