12013523241550 has 96 divisors (see below), whose sum is σ = 22684265078400. Its totient is φ = 4732801781760.

The previous prime is 12013523241491. The next prime is 12013523241589. The reversal of 12013523241550 is 5514232531021.

12013523241550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3218193484 + ... + 3218197216.

It is an arithmetic number, because the mean of its divisors is an integer number (236294427900).

Almost surely, 2^{12013523241550} is an apocalyptic number.

12013523241550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12013523241550 is a deficient number, since it is larger than the sum of its proper divisors (10670741836850).

12013523241550 is a wasteful number, since it uses less digits than its factorization.

12013523241550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5630 (or 5625 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 12013523241550 its reverse (5514232531021), we get a palindrome (17527755772571).

The spelling of 12013523241550 in words is "twelve trillion, thirteen billion, five hundred twenty-three million, two hundred forty-one thousand, five hundred fifty".