13004436523243 has 8 divisors (see below), whose sum is σ = 14273692739136. Its totient is φ = 11749686093000.

The previous prime is 13004436523201. The next prime is 13004436523249. The reversal of 13004436523243 is 34232563440031.

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 13004436523243 - 2¹³ = 13004436515051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13004436523196 and 13004436523205.

It is not an unprimeable number, because it can be changed into a prime (13004436523249) 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, 3626444533 + ... + 3626448118.

It is an arithmetic number, because the mean of its divisors is an integer number (1784211592392).

Almost surely, 2^{13004436523243} is an apocalyptic number.

13004436523243 is a deficient number, since it is larger than the sum of its proper divisors (1269256215893).

13004436523243 is a wasteful number, since it uses less digits than its factorization.

13004436523243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7252892825.

The product of its (nonzero) digits is 622080, while the sum is 40.

Adding to 13004436523243 its reverse (34232563440031), we get a palindrome (47236999963274).

The spelling of 13004436523243 in words is "thirteen trillion, four billion, four hundred thirty-six million, five hundred twenty-three thousand, two hundred forty-three".