13206426435543 has 8 divisors (see below), whose sum is σ = 19209347542656. Its totient is φ = 8003894809400.

The previous prime is 13206426435541. The next prime is 13206426435557. The reversal of 13206426435543 is 34553462460231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13206426435543 - 2¹ = 13206426435541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13206426435492 and 13206426435501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13206426435541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200097370203 + ... + 200097370268.

It is an arithmetic number, because the mean of its divisors is an integer number (2401168442832).

Almost surely, 2^{13206426435543} is an apocalyptic number.

13206426435543 is a deficient number, since it is larger than the sum of its proper divisors (6002921107113).

13206426435543 is a wasteful number, since it uses less digits than its factorization.

13206426435543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400194740485.

The product of its (nonzero) digits is 6220800, while the sum is 48.

Adding to 13206426435543 its reverse (34553462460231), we get a palindrome (47759888895774).

The spelling of 13206426435543 in words is "thirteen trillion, two hundred six billion, four hundred twenty-six million, four hundred thirty-five thousand, five hundred forty-three".