255105042134135 has 8 divisors (see below), whose sum is σ = 307003202570400. Its totient is φ = 203499265701024.

The previous prime is 255105042134101. The next prime is 255105042134141. The reversal of 255105042134135 is 531431240501552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 255105042134135 - 2¹⁸ = 255105041871991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255105042134092 and 255105042134101.

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, 73095998867 + ... + 73096002356.

It is an arithmetic number, because the mean of its divisors is an integer number (38375400321300).

Almost surely, 2^{255105042134135} is an apocalyptic number.

255105042134135 is a deficient number, since it is larger than the sum of its proper divisors (51898160436265).

255105042134135 is a wasteful number, since it uses less digits than its factorization.

255105042134135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146192001577.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 255105042134135 its reverse (531431240501552), we get a palindrome (786536282635687).

The spelling of 255105042134135 in words is "two hundred fifty-five trillion, one hundred five billion, forty-two million, one hundred thirty-four thousand, one hundred thirty-five".