5475274728 has 256 divisors, whose sum is σ = 18156441600. Its totient is φ = 1332080640.

The previous prime is 5475274723. The next prime is 5475274769. The reversal of 5475274728 is 8274725745.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (5475274723) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12471933 + ... + 12472371.

It is an arithmetic number, because the mean of its divisors is an integer number (70923600).

Almost surely, 2^5475274728 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 5475274728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9078220800).

5475274728 is an abundant number, since it is smaller than the sum of its proper divisors (12681166872).

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

5475274728 is a wasteful number, since it uses less digits than its factorization.

5475274728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 876 counting only the distinct ones).

The product of its digits is 4390400, while the sum is 51.

The square root of 5475274728 is about 73995.0993512408. The cubic root of 5475274728 is about 1762.5250781805.

It can be divided in two parts, 547527 and 4728, that added together give a palindrome (552255).

The spelling of 5475274728 in words is "five billion, four hundred seventy-five million, two hundred seventy-four thousand, seven hundred twenty-eight".