255510063 has 24 divisors (see below), whose sum is σ = 374092368. Its totient is φ = 168037632.

The previous prime is 255510007. The next prime is 255510067. The reversal of 255510063 is 360015552.

255510063 is a `hidden beast` number, since 2 + 555 + 100 + 6 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-255510063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255510067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281256 + ... + 282162.

It is an arithmetic number, because the mean of its divisors is an integer number (15587182).

Almost surely, 2^255510063 is an apocalyptic number.

255510063 is a deficient number, since it is larger than the sum of its proper divisors (118582305).

255510063 is a wasteful number, since it uses less digits than its factorization.

255510063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303 (or 1300 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 255510063 is about 15984.6821363454. The cubic root of 255510063 is about 634.5550962147. Note that the first 3 decimals are identical.

The spelling of 255510063 in words is "two hundred fifty-five million, five hundred ten thousand, sixty-three".