9983773800 has 768 divisors, whose sum is σ = 46197043200. Its totient is φ = 1913932800.

The previous prime is 9983773781. The next prime is 9983773819. The reversal of 9983773800 is 83773899.

It is an interprime number because it is at equal distance from previous prime (9983773781) and next prime (9983773819).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5404477 + ... + 5406323.

It is an arithmetic number, because the mean of its divisors is an integer number (60152400).

Almost surely, 2^9983773800 is an apocalyptic number.

9983773800 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9983773800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23098521600).

9983773800 is an abundant number, since it is smaller than the sum of its proper divisors (36213269400).

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

9983773800 is a wasteful number, since it uses less digits than its factorization.

9983773800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903 (or 1888 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 9983773800 is about 99918.8360620759. The cubic root of 9983773800 is about 2153.2687829240.

The spelling of 9983773800 in words is "nine billion, nine hundred eighty-three million, seven hundred seventy-three thousand, eight hundred".