13442031353403 has 40 divisors (see below), whose sum is σ = 20202621449472. Its totient is φ = 8906674825584.

The previous prime is 13442031353393. The next prime is 13442031353417. The reversal of 13442031353403 is 30435313024431.

13442031353403 is a `hidden beast` number, since 1 + 3 + 44 + 203 + 1 + 3 + 5 + 3 + 403 = 666.

It is not a de Polignac number, because 13442031353403 - 2²⁴ = 13442014576187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13442031353503) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 129090226 + ... + 129194312.

Almost surely, 2^{13442031353403} is an apocalyptic number.

13442031353403 is a deficient number, since it is larger than the sum of its proper divisors (6760590096069).

13442031353403 is a wasteful number, since it uses less digits than its factorization.

13442031353403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113813 (or 113804 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 13442031353403 its reverse (30435313024431), we get a palindrome (43877344377834).

The spelling of 13442031353403 in words is "thirteen trillion, four hundred forty-two billion, thirty-one million, three hundred fifty-three thousand, four hundred three".