13430543331533 has 16 divisors (see below), whose sum is σ = 13848753495024. Its totient is φ = 13015251025920.

The previous prime is 13430543331529. The next prime is 13430543331551. The reversal of 13430543331533 is 33513334503431.

It can be written as a sum of positive squares in 8 ways, for example, as 935014084 + 13429608317449 = 30578^2 + 3664643^2 .

It is a cyclic number.

It is not a de Polignac number, because 13430543331533 - 2² = 13430543331529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430543381533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90232613 + ... + 90381333.

It is an arithmetic number, because the mean of its divisors is an integer number (865547093439).

Almost surely, 2^{13430543331533} is an apocalyptic number.

It is an amenable number.

13430543331533 is a deficient number, since it is larger than the sum of its proper divisors (418210163491).

13430543331533 is a wasteful number, since it uses less digits than its factorization.

13430543331533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158512.

The product of its (nonzero) digits is 874800, while the sum is 41.

Adding to 13430543331533 its reverse (33513334503431), we get a palindrome (46943877834964).

The spelling of 13430543331533 in words is "thirteen trillion, four hundred thirty billion, five hundred forty-three million, three hundred thirty-one thousand, five hundred thirty-three".