13352445115549 has 2 divisors, whose sum is σ = 13352445115550. Its totient is φ = 13352445115548.

The previous prime is 13352445115489. The next prime is 13352445115561. The reversal of 13352445115549 is 94551154425331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9532347502500 + 3820097613049 = 3087450^2 + 1954507^2 .

It is a cyclic number.

It is not a de Polignac number, because 13352445115549 - 2¹⁷ = 13352444984477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13352445115496 and 13352445115505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13352445119549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6676222557774 + 6676222557775.

It is an arithmetic number, because the mean of its divisors is an integer number (6676222557775).

Almost surely, 2^{13352445115549} is an apocalyptic number.

It is an amenable number.

13352445115549 is a deficient number, since it is larger than the sum of its proper divisors (1).

13352445115549 is an equidigital number, since it uses as much as digits as its factorization.

13352445115549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480000, while the sum is 52.

The spelling of 13352445115549 in words is "thirteen trillion, three hundred fifty-two billion, four hundred forty-five million, one hundred fifteen thousand, five hundred forty-nine".