5081324272728 has 32 divisors (see below), whose sum is σ = 13858157108160. Its totient is φ = 1539795234080.

The previous prime is 5081324272721. The next prime is 5081324272747. The reversal of 5081324272728 is 8272724231805.

It is a happy number.

It is a super-2 number, since 2×5081324272728² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5081324272721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9623719950 + ... + 9623720477.

It is an arithmetic number, because the mean of its divisors is an integer number (433067409630).

Almost surely, 2^{5081324272728} is an apocalyptic number.

It is an amenable number.

5081324272728 is an abundant number, since it is smaller than the sum of its proper divisors (8776832835432).

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

5081324272728 is a wasteful number, since it uses less digits than its factorization.

5081324272728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19247440447 (or 19247440443 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 51.

The spelling of 5081324272728 in words is "five trillion, eighty-one billion, three hundred twenty-four million, two hundred seventy-two thousand, seven hundred twenty-eight".