11528445588 has 24 divisors (see below), whose sum is σ = 29345134560. Its totient is φ = 3493468320.

The previous prime is 11528445587. The next prime is 11528445667. The reversal of 11528445588 is 88554482511.

11528445588 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11528445588.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11528445581) 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 7 ways as a sum of consecutive naturals, for example, 43668223 + ... + 43668486.

It is an arithmetic number, because the mean of its divisors is an integer number (1222713940).

Almost surely, 2^11528445588 is an apocalyptic number.

It is an amenable number.

11528445588 is an abundant number, since it is smaller than the sum of its proper divisors (17816688972).

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

11528445588 is a wasteful number, since it uses less digits than its factorization.

11528445588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87336727 (or 87336725 counting only the distinct ones).

The product of its digits is 2048000, while the sum is 51.

The spelling of 11528445588 in words is "eleven billion, five hundred twenty-eight million, four hundred forty-five thousand, five hundred eighty-eight".