7944452382 has 8 divisors (see below), whose sum is σ = 15888904776. Its totient is φ = 2648150792.

The previous prime is 7944452353. The next prime is 7944452389. The reversal of 7944452382 is 2832544497.

It is a sphenic number, since it is the product of 3 distinct primes.

7944452382 is an admirable number.

It is a super-2 number, since 2×7944452382² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7944452389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662037693 + ... + 662037704.

It is an arithmetic number, because the mean of its divisors is an integer number (1986113097).

Almost surely, 2^7944452382 is an apocalyptic number.

7944452382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7944452382 is a wasteful number, since it uses less digits than its factorization.

7944452382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324075402.

The product of its digits is 1935360, while the sum is 48.

The square root of 7944452382 is about 89131.6575746238. The cubic root of 7944452382 is about 1995.3602766402.

The spelling of 7944452382 in words is "seven billion, nine hundred forty-four million, four hundred fifty-two thousand, three hundred eighty-two".