13204413406443 has 24 divisors (see below), whose sum is σ = 21374222666752. Its totient is φ = 7101533257344.

The previous prime is 13204413406423. The next prime is 13204413406451. The reversal of 13204413406443 is 34460431440231.

13204413406443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13204413406443 - 2¹⁶ = 13204413340907 is a prime.

It is a super-2 number, since 2×13204413406443² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13204413406403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1087851355 + ... + 1087863492.

Almost surely, 2^{13204413406443} is an apocalyptic number.

13204413406443 is a deficient number, since it is larger than the sum of its proper divisors (8169809260309).

13204413406443 is a wasteful number, since it uses less digits than its factorization.

13204413406443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175714891 (or 2175714874 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 39.

Adding to 13204413406443 its reverse (34460431440231), we get a palindrome (47664844846674).

The spelling of 13204413406443 in words is "thirteen trillion, two hundred four billion, four hundred thirteen million, four hundred six thousand, four hundred forty-three".