13402203344403 has 8 divisors (see below), whose sum is σ = 17899043678208. Its totient is φ = 8920082620104.

The previous prime is 13402203344401. The next prime is 13402203344447. The reversal of 13402203344403 is 30444330220431.

It is a happy number.

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

It is not a de Polignac number, because 13402203344403 - 2¹ = 13402203344401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13402203344401) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3679900251 + ... + 3679903892.

It is an arithmetic number, because the mean of its divisors is an integer number (2237380459776).

Almost surely, 2^{13402203344403} is an apocalyptic number.

13402203344403 is a deficient number, since it is larger than the sum of its proper divisors (4496840333805).

13402203344403 is an equidigital number, since it uses as much as digits as its factorization.

13402203344403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7359804753.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 13402203344403 its reverse (30444330220431), we get a palindrome (43846533564834).

The spelling of 13402203344403 in words is "thirteen trillion, four hundred two billion, two hundred three million, three hundred forty-four thousand, four hundred three".