255275027757 has 6 divisors (see below), whose sum is σ = 368730595662. Its totient is φ = 170183351832.

The previous prime is 255275027729. The next prime is 255275027783. The reversal of 255275027757 is 757720572552.

255275027757 is a `hidden beast` number, since 2 + 55 + 275 + 0 + 277 + 57 = 666.

It can be written as a sum of positive squares in only one way, i.e., 180970264836 + 74304762921 = 425406^2 + 272589^2 .

It is not a de Polignac number, because 255275027757 - 2¹⁰ = 255275026733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255275027857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14181945978 + ... + 14181945995.

It is an arithmetic number, because the mean of its divisors is an integer number (61455099277).

Almost surely, 2^255275027757 is an apocalyptic number.

It is an amenable number.

255275027757 is a deficient number, since it is larger than the sum of its proper divisors (113455567905).

255275027757 is a wasteful number, since it uses less digits than its factorization.

255275027757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28363891979 (or 28363891976 counting only the distinct ones).

The product of its (nonzero) digits is 12005000, while the sum is 54.

The spelling of 255275027757 in words is "two hundred fifty-five billion, two hundred seventy-five million, twenty-seven thousand, seven hundred fifty-seven".