11550224503440 has 1120 divisors, whose sum is σ = 47124645543936. Its totient is φ = 2576698905600.

The previous prime is 11550224503421. The next prime is 11550224503457. The reversal of 11550224503440 is 4430542205511.

11550224503440 is a `hidden beast` number, since 1 + 1 + 550 + 2 + 24 + 50 + 34 + 4 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 11550224503395 and 11550224503404.

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 10034946865 + ... + 10034948015.

Almost surely, 2^{11550224503440} is an apocalyptic number.

11550224503440 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 11550224503440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23562322771968).

11550224503440 is an abundant number, since it is smaller than the sum of its proper divisors (35574421040496).

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

11550224503440 is a wasteful number, since it uses less digits than its factorization.

11550224503440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759 (or 1738 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 11550224503440 its reverse (4430542205511), we get a palindrome (15980766708951).

The spelling of 11550224503440 in words is "eleven trillion, five hundred fifty billion, two hundred twenty-four million, five hundred three thousand, four hundred forty".