13424425443434 has 8 divisors (see below), whose sum is σ = 20680871629188. Its totient is φ = 6530801567040.

The previous prime is 13424425443371. The next prime is 13424425443509. The reversal of 13424425443434 is 43434452442431.

It can be written as a sum of positive squares in 2 ways, for example, as 9983040564025 + 3441384879409 = 3159595^2 + 1855097^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90705577247 + ... + 90705577394.

Almost surely, 2^{13424425443434} is an apocalyptic number.

13424425443434 is a deficient number, since it is larger than the sum of its proper divisors (7256446185754).

13424425443434 is a wasteful number, since it uses less digits than its factorization.

13424425443434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181411154680.

The product of its digits is 8847360, while the sum is 47.

Adding to 13424425443434 its reverse (43434452442431), we get a palindrome (56858877885865).

It can be divided in two parts, 1342442 and 5443434, that added together give a palindrome (6785876).

The spelling of 13424425443434 in words is "thirteen trillion, four hundred twenty-four billion, four hundred twenty-five million, four hundred forty-three thousand, four hundred thirty-four".