135550522523355 has 16 divisors (see below), whose sum is σ = 228295616881920. Its totient is φ = 68488685064288.

The previous prime is 135550522523333. The next prime is 135550522523387. The reversal of 135550522523355 is 553325225055531.

It is not a de Polignac number, because 135550522523355 - 2²³ = 135550514134747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135550522523298 and 135550522523307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237807933967 + ... + 237807934536.

It is an arithmetic number, because the mean of its divisors is an integer number (14268476055120).

Almost surely, 2^{135550522523355} is an apocalyptic number.

135550522523355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135550522523355 is a deficient number, since it is larger than the sum of its proper divisors (92745094358565).

135550522523355 is a wasteful number, since it uses less digits than its factorization.

135550522523355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475615868530.

The product of its (nonzero) digits is 16875000, while the sum is 51.

Adding to 135550522523355 its reverse (553325225055531), we get a palindrome (688875747578886).

The spelling of 135550522523355 in words is "one hundred thirty-five trillion, five hundred fifty billion, five hundred twenty-two million, five hundred twenty-three thousand, three hundred fifty-five".