11123550414520 has 64 divisors (see below), whose sum is σ = 26091138666240. Its totient is φ = 4263257856000.

The previous prime is 11123550414413. The next prime is 11123550414601. The reversal of 11123550414520 is 2541405532111.

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 15 ways as a sum of consecutive naturals, for example, 44283697 + ... + 44534176.

It is an arithmetic number, because the mean of its divisors is an integer number (407674041660).

Almost surely, 2^{11123550414520} is an apocalyptic number.

11123550414520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123550414520 is an abundant number, since it is smaller than the sum of its proper divisors (14967588251720).

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

11123550414520 is a wasteful number, since it uses less digits than its factorization.

11123550414520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88818016 (or 88818012 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 11123550414520 its reverse (2541405532111), we get a palindrome (13664955946631).

The spelling of 11123550414520 in words is "eleven trillion, one hundred twenty-three billion, five hundred fifty million, four hundred fourteen thousand, five hundred twenty".