520260255 has 24 divisors (see below), whose sum is σ = 906377472. Its totient is φ = 276058944.

The previous prime is 520260187. The next prime is 520260271. The reversal of 520260255 is 552062025.

520260255 is a `hidden beast` number, since 5 + 2 + 0 + 2 + 602 + 55 = 666.

It is not a de Polignac number, because 520260255 - 2¹⁰ = 520259231 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20479 + ... + 38208.

It is an arithmetic number, because the mean of its divisors is an integer number (37765728).

Almost surely, 2^520260255 is an apocalyptic number.

520260255 is a deficient number, since it is larger than the sum of its proper divisors (386117217).

520260255 is a wasteful number, since it uses less digits than its factorization.

520260255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58895 (or 58892 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 520260255 is about 22809.2142565236. The cubic root of 520260255 is about 804.2792849816.

The spelling of 520260255 in words is "five hundred twenty million, two hundred sixty thousand, two hundred fifty-five".