5225365728 has 240 divisors, whose sum is σ = 16904764800. Its totient is φ = 1570233600.

The previous prime is 5225365723. The next prime is 5225365729. The reversal of 5225365728 is 8275635225.

5225365728 is a `hidden beast` number, since 5 + 22 + 53 + 6 + 572 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5225365723) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3734373 + ... + 3735771.

It is an arithmetic number, because the mean of its divisors is an integer number (70436520).

Almost surely, 2^5225365728 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 5225365728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8452382400).

5225365728 is an abundant number, since it is smaller than the sum of its proper divisors (11679399072).

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

5225365728 is a wasteful number, since it uses less digits than its factorization.

5225365728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1563 (or 1546 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 5225365728 is about 72286.6912232120. The cubic root of 5225365728 is about 1735.2906663368.

The spelling of 5225365728 in words is "five billion, two hundred twenty-five million, three hundred sixty-five thousand, seven hundred twenty-eight".