135555234020342 has 16 divisors (see below), whose sum is σ = 204387107952192. Its totient is φ = 67426200506880.

The previous prime is 135555234020309. The next prime is 135555234020359. The reversal of 135555234020342 is 243020432555531.

It is a junction number, because it is equal to n+sod(n) for n = 135555234020293 and 135555234020302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170907668 + ... + 171698984.

It is an arithmetic number, because the mean of its divisors is an integer number (12774194247012).

Almost surely, 2^{135555234020342} is an apocalyptic number.

135555234020342 is a deficient number, since it is larger than the sum of its proper divisors (68831873931850).

135555234020342 is a wasteful number, since it uses less digits than its factorization.

135555234020342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235303.

The product of its (nonzero) digits is 2160000, while the sum is 44.

Adding to 135555234020342 its reverse (243020432555531), we get a palindrome (378575666575873).

The spelling of 135555234020342 in words is "one hundred thirty-five trillion, five hundred fifty-five billion, two hundred thirty-four million, twenty thousand, three hundred forty-two".