11085555500 has 48 divisors (see below), whose sum is σ = 25635040704. Its totient is φ = 4173382400.

The previous prime is 11085555497. The next prime is 11085555511. The reversal of 11085555500 is 555558011.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643592 + ... + 660591.

It is an arithmetic number, because the mean of its divisors is an integer number (534063348).

Almost surely, 2^11085555500 is an apocalyptic number.

11085555500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11085555500 is an abundant number, since it is smaller than the sum of its proper divisors (14549485204).

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

11085555500 is a wasteful number, since it uses less digits than its factorization.

11085555500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304219 (or 1304207 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 35.

The spelling of 11085555500 in words is "eleven billion, eighty-five million, five hundred fifty-five thousand, five hundred".