9983193944 has 16 divisors (see below), whose sum is σ = 18721276200. Its totient is φ = 4990853632.

The previous prime is 9983193919. The next prime is 9983193971. The reversal of 9983193944 is 4493913899.

It is a super-3 number, since 3×9983193944³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33614 + ... + 145245.

Almost surely, 2^9983193944 is an apocalyptic number.

It is an amenable number.

9983193944 is a deficient number, since it is larger than the sum of its proper divisors (8738082256).

9983193944 is a wasteful number, since it uses less digits than its factorization.

9983193944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185842 (or 185838 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 59.

The square root of 9983193944 is about 99915.9343848618. The cubic root of 9983193944 is about 2153.2270949470.

The spelling of 9983193944 in words is "nine billion, nine hundred eighty-three million, one hundred ninety-three thousand, nine hundred forty-four".