5172327384 has 128 divisors (see below), whose sum is σ = 16070607360. Its totient is φ = 1353259008.

The previous prime is 5172327361. The next prime is 5172327389. The reversal of 5172327384 is 4837232715.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172327389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81199 + ... + 130145.

It is an arithmetic number, because the mean of its divisors is an integer number (125551620).

Almost surely, 2^5172327384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5172327384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8035303680).

5172327384 is an abundant number, since it is smaller than the sum of its proper divisors (10898279976).

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

5172327384 is a wasteful number, since it uses less digits than its factorization.

5172327384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49017 (or 49013 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 5172327384 is about 71918.8944853854. The cubic root of 5172327384 is about 1729.3995247481.

The spelling of 5172327384 in words is "five billion, one hundred seventy-two million, three hundred twenty-seven thousand, three hundred eighty-four".