13424443120040 has 128 divisors (see below), whose sum is σ = 30438675590400. Its totient is φ = 5328402186240.

The previous prime is 13424443120031. The next prime is 13424443120051. The reversal of 13424443120040 is 4002134442431.

It is a junction number, because it is equal to n+sod(n) for n = 13424443119979 and 13424443120006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8768414075 + ... + 8768415605.

It is an arithmetic number, because the mean of its divisors is an integer number (237802153050).

Almost surely, 2^{13424443120040} is an apocalyptic number.

13424443120040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13424443120040 is an abundant number, since it is smaller than the sum of its proper divisors (17014232470360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13424443120040 is a wasteful number, since it uses less digits than its factorization.

13424443120040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955 (or 3951 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 13424443120040 its reverse (4002134442431), we get a palindrome (17426577562471).

The spelling of 13424443120040 in words is "thirteen trillion, four hundred twenty-four billion, four hundred forty-three million, one hundred twenty thousand, forty".