13443505543000 has 128 divisors (see below), whose sum is σ = 35350575361920. Its totient is φ = 4747940313600.

The previous prime is 13443505542989. The next prime is 13443505543001. The reversal of 13443505543000 is 34550534431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13443505543001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22181779 + ... + 22779778.

It is an arithmetic number, because the mean of its divisors is an integer number (276176370015).

Almost surely, 2^{13443505543000} is an apocalyptic number.

13443505543000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13443505543000 is an abundant number, since it is smaller than the sum of its proper divisors (21907069818920).

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

13443505543000 is a wasteful number, since it uses less digits than its factorization.

13443505543000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44961614 (or 44961600 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 13443505543000 in words is "thirteen trillion, four hundred forty-three billion, five hundred five million, five hundred forty-three thousand".