10528721328 has 20 divisors (see below), whose sum is σ = 27199196888. Its totient is φ = 3509573760.

The previous prime is 10528721327. The next prime is 10528721341. The reversal of 10528721328 is 82312782501.

10528721328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10528721328² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10528721323) by changing a digit.

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, 109674133 + ... + 109674228.

Almost surely, 2^10528721328 is an apocalyptic number.

It is an amenable number.

10528721328 is an abundant number, since it is smaller than the sum of its proper divisors (16670475560).

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

10528721328 is a wasteful number, since it uses less digits than its factorization.

10528721328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219348372 (or 219348366 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The spelling of 10528721328 in words is "ten billion, five hundred twenty-eight million, seven hundred twenty-one thousand, three hundred twenty-eight".