13643080241344 has 112 divisors (see below), whose sum is σ = 28290558689280. Its totient is φ = 6520630394880.

The previous prime is 13643080241311. The next prime is 13643080241359. The reversal of 13643080241344 is 44314208034631.

It is a super-2 number, since 2×13643080241344² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13643080241344.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57077472 + ... + 57316000.

Almost surely, 2^{13643080241344} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13643080241344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14145279344640).

13643080241344 is an abundant number, since it is smaller than the sum of its proper divisors (14647478447936).

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

13643080241344 is a wasteful number, since it uses less digits than its factorization.

13643080241344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238926 (or 238916 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 43.

Adding to 13643080241344 its reverse (44314208034631), we get a palindrome (57957288275975).

The spelling of 13643080241344 in words is "thirteen trillion, six hundred forty-three billion, eighty million, two hundred forty-one thousand, three hundred forty-four".