9912743382 has 16 divisors (see below), whose sum is σ = 20199553200. Its totient is φ = 3241903392.

The previous prime is 9912743353. The next prime is 9912743387. The reversal of 9912743382 is 2833472199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9912743387) 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 7 ways as a sum of consecutive naturals, for example, 15585757 + ... + 15586392.

It is an arithmetic number, because the mean of its divisors is an integer number (1262472075).

Almost surely, 2^9912743382 is an apocalyptic number.

9912743382 is an abundant number, since it is smaller than the sum of its proper divisors (10286809818).

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

9912743382 is a wasteful number, since it uses less digits than its factorization.

9912743382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31172207.

The product of its digits is 653184, while the sum is 48.

The square root of 9912743382 is about 99562.7610203735. The cubic root of 9912743382 is about 2148.1500858305.

The spelling of 9912743382 in words is "nine billion, nine hundred twelve million, seven hundred forty-three thousand, three hundred eighty-two".