255255341355 has 24 divisors (see below), whose sum is σ = 505648676832. Its totient is φ = 116688155904.

The previous prime is 255255341329. The next prime is 255255341359. The reversal of 255255341355 is 553143552552.

It is a happy number.

255255341355 is a `hidden beast` number, since 2 + 5 + 5 + 2 + 553 + 41 + 3 + 55 = 666.

It is not a de Polignac number, because 255255341355 - 2¹⁰ = 255255340331 is a prime.

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 255255341355.

It is not an unprimeable number, because it can be changed into a prime (255255341359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 405166894 + ... + 405167523.

It is an arithmetic number, because the mean of its divisors is an integer number (21068694868).

Almost surely, 2^255255341355 is an apocalyptic number.

255255341355 is a deficient number, since it is larger than the sum of its proper divisors (250393335477).

255255341355 is a wasteful number, since it uses less digits than its factorization.

255255341355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810334435 (or 810334432 counting only the distinct ones).

The product of its digits is 2250000, while the sum is 45.

The spelling of 255255341355 in words is "two hundred fifty-five billion, two hundred fifty-five million, three hundred forty-one thousand, three hundred fifty-five".