255528053055 has 32 divisors (see below), whose sum is σ = 495569560320. Its totient is φ = 123892388640.

The previous prime is 255528053041. The next prime is 255528053071. The reversal of 255528053055 is 550350825552.

255528053055 is a `hidden beast` number, since 25 + 5 + 528 + 0 + 53 + 0 + 55 = 666.

It is not a de Polignac number, because 255528053055 - 2¹¹ = 255528051007 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 255528053055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86034897 + ... + 86037866.

It is an arithmetic number, because the mean of its divisors is an integer number (15486548760).

Almost surely, 2^255528053055 is an apocalyptic number.

255528053055 is a deficient number, since it is larger than the sum of its proper divisors (240041507265).

255528053055 is a wasteful number, since it uses less digits than its factorization.

255528053055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172072788 (or 172072782 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 255528053055 in words is "two hundred fifty-five billion, five hundred twenty-eight million, fifty-three thousand, fifty-five".