9838999846764 has 192 divisors, whose sum is σ = 28154625408000. Its totient is φ = 2946497748480.

The previous prime is 9838999846751. The next prime is 9838999846769. The reversal of 9838999846764 is 4676489998389.

9838999846764 is a `hidden beast` number, since 9 + 8 + 3 + 89 + 9 + 9 + 8 + 467 + 64 = 666.

It is not an unprimeable number, because it can be changed into a prime (9838999846769) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 214507297 + ... + 214553159.

It is an arithmetic number, because the mean of its divisors is an integer number (146638674000).

Almost surely, 2^{9838999846764} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9838999846764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14077312704000).

9838999846764 is an abundant number, since it is smaller than the sum of its proper divisors (18315625561236).

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

9838999846764 is a wasteful number, since it uses less digits than its factorization.

9838999846764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48005 (or 47997 counting only the distinct ones).

The product of its digits is 40633270272, while the sum is 90.

The spelling of 9838999846764 in words is "nine trillion, eight hundred thirty-eight billion, nine hundred ninety-nine million, eight hundred forty-six thousand, seven hundred sixty-four".