11441450880 has 448 divisors, whose sum is σ = 41539683600. Its totient is φ = 3011862528.

The previous prime is 11441450873. The next prime is 11441450899. The reversal of 11441450880 is 8805414411.

11441450880 is a `hidden beast` number, since 1 + 144 + 1 + 4 + 508 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 63918631 + ... + 63918809.

Almost surely, 2^11441450880 is an apocalyptic number.

11441450880 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 11441450880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20769841800).

11441450880 is an abundant number, since it is smaller than the sum of its proper divisors (30098232720).

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

11441450880 is an equidigital number, since it uses as much as digits as its factorization.

11441450880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The spelling of 11441450880 in words is "eleven billion, four hundred forty-one million, four hundred fifty thousand, eight hundred eighty".