9934593816 has 32 divisors (see below), whose sum is σ = 28384554240. Its totient is φ = 2838455328.

The previous prime is 9934593793. The next prime is 9934593827. The reversal of 9934593816 is 6183954399.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 29567076 + ... + 29567411.

It is an arithmetic number, because the mean of its divisors is an integer number (887017320).

Almost surely, 2^9934593816 is an apocalyptic number.

It is an amenable number.

9934593816 is an abundant number, since it is smaller than the sum of its proper divisors (18449960424).

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

9934593816 is a wasteful number, since it uses less digits than its factorization.

9934593816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59134503 (or 59134499 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 57.

The square root of 9934593816 is about 99672.4325779200. The cubic root of 9934593816 is about 2149.7273002607.

The spelling of 9934593816 in words is "nine billion, nine hundred thirty-four million, five hundred ninety-three thousand, eight hundred sixteen".