9931838796324 has 27 divisors (see below), whose sum is σ = 25105529199387. Its totient is φ = 3310606629144.

The previous prime is 9931838796307. The next prime is 9931838796329. The reversal of 9931838796324 is 4236978381399.

The square root of 9931838796324 is 3151482.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×9931838796324² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9931838796329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 18646269 + ... + 19171515.

Almost surely, 2^{9931838796324} is an apocalyptic number.

9931838796324 is the 3151482-nd square number.

It is an amenable number.

9931838796324 is an abundant number, since it is smaller than the sum of its proper divisors (15173690403063).

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

9931838796324 is an frugal number, since it uses more digits than its factorization.

9931838796324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050504 (or 525252 counting only the distinct ones).

The product of its digits is 423263232, while the sum is 72.

The spelling of 9931838796324 in words is "nine trillion, nine hundred thirty-one billion, eight hundred thirty-eight million, seven hundred ninety-six thousand, three hundred twenty-four".