5173665328 has 40 divisors (see below), whose sum is σ = 10823699600. Its totient is φ = 2381508864.

The previous prime is 5173665317. The next prime is 5173665347. The reversal of 5173665328 is 8235663715.

It is a super-2 number, since 2×5173665328² = 53533625852298695168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46018 + ... + 111646.

It is an arithmetic number, because the mean of its divisors is an integer number (270592490).

Almost surely, 2^5173665328 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 5173665328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5411849800).

5173665328 is an abundant number, since it is smaller than the sum of its proper divisors (5650034272).

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

5173665328 is a wasteful number, since it uses less digits than its factorization.

5173665328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66029 (or 66023 counting only the distinct ones).

The product of its digits is 907200, while the sum is 46.

The square root of 5173665328 is about 71928.1956398185. The cubic root of 5173665328 is about 1729.5486284987.

The spelling of 5173665328 in words is "five billion, one hundred seventy-three million, six hundred sixty-five thousand, three hundred twenty-eight".