11105141550 has 48 divisors (see below), whose sum is σ = 27603649920. Its totient is φ = 2954607840.

The previous prime is 11105141533. The next prime is 11105141611. The reversal of 11105141550 is 5514150111.

11105141550 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 11105141550.

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 23 ways as a sum of consecutive naturals, for example, 18472 + ... + 150171.

It is an arithmetic number, because the mean of its divisors is an integer number (575076040).

Almost surely, 2^11105141550 is an apocalyptic number.

11105141550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11105141550 is an abundant number, since it is smaller than the sum of its proper divisors (16498508370).

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

11105141550 is a wasteful number, since it uses less digits than its factorization.

11105141550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169097 (or 169092 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 24.

Adding to 11105141550 its reverse (5514150111), we get a palindrome (16619291661).

The spelling of 11105141550 in words is "eleven billion, one hundred five million, one hundred forty-one thousand, five hundred fifty".