255275275305 has 64 divisors (see below), whose sum is σ = 444511134720. Its totient is φ = 124574920704.

The previous prime is 255275275303. The next prime is 255275275361. The reversal of 255275275305 is 503572572552.

It is not a de Polignac number, because 255275275305 - 2¹ = 255275275303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255275275303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12510051 + ... + 12530439.

It is an arithmetic number, because the mean of its divisors is an integer number (6945486480).

Almost surely, 2^255275275305 is an apocalyptic number.

It is an amenable number.

255275275305 is a deficient number, since it is larger than the sum of its proper divisors (189235859415).

255275275305 is a wasteful number, since it uses less digits than its factorization.

255275275305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21778.

The product of its (nonzero) digits is 3675000, while the sum is 48.

The spelling of 255275275305 in words is "two hundred fifty-five billion, two hundred seventy-five million, two hundred seventy-five thousand, three hundred five".