135505503353312 has 24 divisors (see below), whose sum is σ = 269526732513696. Its totient is φ = 67054269699072.

The previous prime is 135505503353293. The next prime is 135505503353333. The reversal of 135505503353312 is 213353305505531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21827558648 + ... + 21827564855.

It is an arithmetic number, because the mean of its divisors is an integer number (11230280521404).

Almost surely, 2^{135505503353312} is an apocalyptic number.

It is an amenable number.

135505503353312 is a deficient number, since it is larger than the sum of its proper divisors (134021229160384).

135505503353312 is an equidigital number, since it uses as much as digits as its factorization.

135505503353312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43655123610 (or 43655123602 counting only the distinct ones).

The product of its (nonzero) digits is 1518750, while the sum is 44.

Adding to 135505503353312 its reverse (213353305505531), we get a palindrome (348858808858843).

The spelling of 135505503353312 in words is "one hundred thirty-five trillion, five hundred five billion, five hundred three million, three hundred fifty-three thousand, three hundred twelve".