9838765983375 has 64 divisors (see below), whose sum is σ = 20789468743680. Its totient is φ = 4497721581600.

The previous prime is 9838765983329. The next prime is 9838765983401. The reversal of 9838765983375 is 5733895678389.

It is a happy number.

9838765983375 is a `hidden beast` number, since 9 + 83 + 87 + 6 + 5 + 98 + 3 + 375 = 666.

It is not a de Polignac number, because 9838765983375 - 2²¹ = 9838763886223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9838765983294 and 9838765983303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208204227 + ... + 208251476.

It is an arithmetic number, because the mean of its divisors is an integer number (324835449120).

Almost surely, 2^{9838765983375} is an apocalyptic number.

9838765983375 is an abundant number, since it is smaller than the sum of its proper divisors (10950702760305).

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

9838765983375 is a wasteful number, since it uses less digits than its factorization.

9838765983375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416455734 (or 416455718 counting only the distinct ones).

The product of its digits is 8230118400, while the sum is 81.

The spelling of 9838765983375 in words is "nine trillion, eight hundred thirty-eight billion, seven hundred sixty-five million, nine hundred eighty-three thousand, three hundred seventy-five".