13204331404424 has 8 divisors (see below), whose sum is σ = 24758121383310. Its totient is φ = 6602165702208.

The previous prime is 13204331404357. The next prime is 13204331404441. The reversal of 13204331404424 is 42440413340231.

It can be written as a sum of positive squares in only one way, i.e., 12349109656900 + 855221747524 = 3514130^2 + 924782^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825270712769 + ... + 825270712784.

Almost surely, 2^{13204331404424} is an apocalyptic number.

It is an amenable number.

13204331404424 is a deficient number, since it is larger than the sum of its proper divisors (11553789978886).

13204331404424 is a wasteful number, since it uses less digits than its factorization.

13204331404424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650541425559 (or 1650541425555 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 13204331404424 its reverse (42440413340231), we get a palindrome (55644744744655).

The spelling of 13204331404424 in words is "thirteen trillion, two hundred four billion, three hundred thirty-one million, four hundred four thousand, four hundred twenty-four".