255513101033135 has 24 divisors (see below), whose sum is σ = 337025358005280. Its totient is φ = 185826901487040.

The previous prime is 255513101033131. The next prime is 255513101033149. The reversal of 255513101033135 is 531330101315552.

It is not a de Polignac number, because 255513101033135 - 2² = 255513101033131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255513101033131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162192821 + ... + 163760609.

It is an arithmetic number, because the mean of its divisors is an integer number (14042723250220).

Almost surely, 2^{255513101033135} is an apocalyptic number.

255513101033135 is a deficient number, since it is larger than the sum of its proper divisors (81512256972145).

255513101033135 is a wasteful number, since it uses less digits than its factorization.

255513101033135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837199 (or 1837188 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 38.

Adding to 255513101033135 its reverse (531330101315552), we get a palindrome (786843202348687).

The spelling of 255513101033135 in words is "two hundred fifty-five trillion, five hundred thirteen billion, one hundred one million, thirty-three thousand, one hundred thirty-five".