9893605816 has 16 divisors (see below), whose sum is σ = 18696579840. Its totient is φ = 4907851200.

The previous prime is 9893605807. The next prime is 9893605823. The reversal of 9893605816 is 6185063989.

It is a happy number.

9893605816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4867885 + ... + 4869916.

It is an arithmetic number, because the mean of its divisors is an integer number (1168536240).

Almost surely, 2^9893605816 is an apocalyptic number.

It is an amenable number.

9893605816 is a deficient number, since it is larger than the sum of its proper divisors (8802974024).

9893605816 is a wasteful number, since it uses less digits than its factorization.

9893605816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9737934 (or 9737930 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 55.

The square root of 9893605816 is about 99466.6065370685. The cubic root of 9893605816 is about 2146.7667873565.

The spelling of 9893605816 in words is "nine billion, eight hundred ninety-three million, six hundred five thousand, eight hundred sixteen".