11105320004440 has 32 divisors (see below), whose sum is σ = 24988399656480. Its totient is φ = 4441873842432.

The previous prime is 11105320004407. The next prime is 11105320004459. The reversal of 11105320004440 is 4440002350111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7233852 + ... + 8633611.

It is an arithmetic number, because the mean of its divisors is an integer number (780887489265).

Almost surely, 2^{11105320004440} is an apocalyptic number.

11105320004440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11105320004440 is an abundant number, since it is smaller than the sum of its proper divisors (13883079652040).

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

11105320004440 is a wasteful number, since it uses less digits than its factorization.

11105320004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15884971 (or 15884967 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 11105320004440 its reverse (4440002350111), we get a palindrome (15545322354551).

The spelling of 11105320004440 in words is "eleven trillion, one hundred five billion, three hundred twenty million, four thousand, four hundred forty".