11441005550 has 48 divisors (see below), whose sum is σ = 23404876992. Its totient is φ = 4134480000.

The previous prime is 11441005549. The next prime is 11441005573. The reversal of 11441005550 is 5550014411.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156701 + ... + 217800.

It is an arithmetic number, because the mean of its divisors is an integer number (487601604).

Almost surely, 2^11441005550 is an apocalyptic number.

11441005550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11441005550 is an abundant number, since it is smaller than the sum of its proper divisors (11963871442).

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

11441005550 is a wasteful number, since it uses less digits than its factorization.

11441005550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374573 (or 374568 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 11441005550 its reverse (5550014411), we get a palindrome (16991019961).

The spelling of 11441005550 in words is "eleven billion, four hundred forty-one million, five thousand, five hundred fifty".