11085543680 has 72 divisors (see below), whose sum is σ = 27707908032. Its totient is φ = 4241414144.

The previous prime is 11085543643. The next prime is 11085543697. The reversal of 11085543680 is 8634558011.

11085543680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 158834 + ... + 217713.

It is an arithmetic number, because the mean of its divisors is an integer number (384832056).

Almost surely, 2^11085543680 is an apocalyptic number.

11085543680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11085543680 is an abundant number, since it is smaller than the sum of its proper divisors (16622364352).

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

11085543680 is an equidigital number, since it uses as much as digits as its factorization.

11085543680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376591 (or 376577 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 11085543680 in words is "eleven billion, eighty-five million, five hundred forty-three thousand, six hundred eighty".