255105235015315 has 16 divisors (see below), whose sum is σ = 316328799496608. Its totient is φ = 197350188086016.

The previous prime is 255105235015297. The next prime is 255105235015327. The reversal of 255105235015315 is 513510532501552.

It is a cyclic number.

It is not a de Polignac number, because 255105235015315 - 2⁹ = 255105235014803 is a prime.

It is a Duffinian number.

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, 4229869282 + ... + 4229929591.

It is an arithmetic number, because the mean of its divisors is an integer number (19770549968538).

Almost surely, 2^{255105235015315} is an apocalyptic number.

255105235015315 is a deficient number, since it is larger than the sum of its proper divisors (61223564481293).

255105235015315 is a wasteful number, since it uses less digits than its factorization.

255105235015315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8459799078.

The product of its (nonzero) digits is 562500, while the sum is 43.

Adding to 255105235015315 its reverse (513510532501552), we get a palindrome (768615767516867).

The spelling of 255105235015315 in words is "two hundred fifty-five trillion, one hundred five billion, two hundred thirty-five million, fifteen thousand, three hundred fifteen".