8535528728 has 16 divisors (see below), whose sum is σ = 16006017480. Its totient is φ = 4267257408.

The previous prime is 8535528719. The next prime is 8535528751. The reversal of 8535528728 is 8278255358.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 8535528728.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13700 + ... + 131372.

Almost surely, 2^8535528728 is an apocalyptic number.

It is an amenable number.

8535528728 is a deficient number, since it is larger than the sum of its proper divisors (7470488752).

8535528728 is a wasteful number, since it uses less digits than its factorization.

8535528728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126746 (or 126742 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 53.

The square root of 8535528728 is about 92387.9252283544. The cubic root of 8535528728 is about 2043.6670496523.

The spelling of 8535528728 in words is "eight billion, five hundred thirty-five million, five hundred twenty-eight thousand, seven hundred twenty-eight".