11004440000 has 140 divisors (see below), whose sum is σ = 28894363344. Its totient is φ = 4142592000.

The previous prime is 11004439913. The next prime is 11004440033. The reversal of 11004440000 is 4440011.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 671909 + ... + 688091.

Almost surely, 2^11004440000 is an apocalyptic number.

11004440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11004440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14447181672).

11004440000 is an abundant number, since it is smaller than the sum of its proper divisors (17889923344).

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

11004440000 is an equidigital number, since it uses as much as digits as its factorization.

11004440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16232 (or 16207 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 11004440000 its reverse (4440011), we get a palindrome (11008880011).

The spelling of 11004440000 in words is "eleven billion, four million, four hundred forty thousand".