9994851936 has 72 divisors (see below), whose sum is σ = 28959184800. Its totient is φ = 3268751616.

The previous prime is 9994851913. The next prime is 9994851983. The reversal of 9994851936 is 6391584999.

9994851936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

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 11 ways as a sum of consecutive naturals, for example, 312136 + ... + 342663.

It is an arithmetic number, because the mean of its divisors is an integer number (402210900).

Almost surely, 2^9994851936 is an apocalyptic number.

9994851936 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9994851936 is an abundant number, since it is smaller than the sum of its proper divisors (18964332864).

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

9994851936 is a wasteful number, since it uses less digits than its factorization.

9994851936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654868 (or 654857 counting only the distinct ones).

The product of its digits is 18895680, while the sum is 63.

The square root of 9994851936 is about 99974.2563663266. The cubic root of 9994851936 is about 2154.0649209825.

The spelling of 9994851936 in words is "nine billion, nine hundred ninety-four million, eight hundred fifty-one thousand, nine hundred thirty-six".