9916846818 has 16 divisors (see below), whose sum is σ = 19936461216. Its totient is φ = 3288487680.

The previous prime is 9916846789. The next prime is 9916846843. The reversal of 9916846818 is 8186486199.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4280728 + ... + 4283043.

It is an arithmetic number, because the mean of its divisors is an integer number (1246028826).

Almost surely, 2^9916846818 is an apocalyptic number.

9916846818 is an abundant number, since it is smaller than the sum of its proper divisors (10019614398).

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

9916846818 is a wasteful number, since it uses less digits than its factorization.

9916846818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8563969.

The product of its digits is 5971968, while the sum is 60.

The square root of 9916846818 is about 99583.3661712638. The cubic root of 9916846818 is about 2148.4464578849.

The spelling of 9916846818 in words is "nine billion, nine hundred sixteen million, eight hundred forty-six thousand, eight hundred eighteen".