135505520403324 has 96 divisors (see below), whose sum is σ = 336382650273600. Its totient is φ = 42394088816640.

The previous prime is 135505520403311. The next prime is 135505520403371. The reversal of 135505520403324 is 423304025505531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40198509 + ... + 43438820.

It is an arithmetic number, because the mean of its divisors is an integer number (3503985940350).

Almost surely, 2^{135505520403324} is an apocalyptic number.

It is an amenable number.

135505520403324 is an abundant number, since it is smaller than the sum of its proper divisors (200877129870276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135505520403324 is a wasteful number, since it uses less digits than its factorization.

135505520403324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83637503 (or 83637501 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 135505520403324 its reverse (423304025505531), we get a palindrome (558809545908855).

The spelling of 135505520403324 in words is "one hundred thirty-five trillion, five hundred five billion, five hundred twenty million, four hundred three thousand, three hundred twenty-four".