255866063 has 4 divisors (see below), whose sum is σ = 262781400. Its totient is φ = 248950728.

The previous prime is 255866029. The next prime is 255866081. The reversal of 255866063 is 360668552.

255866063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 255866063 - 2⁶ = 255865999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255866063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255866263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3457613 + ... + 3457686.

It is an arithmetic number, because the mean of its divisors is an integer number (65695350).

Almost surely, 2^255866063 is an apocalyptic number.

255866063 is a deficient number, since it is larger than the sum of its proper divisors (6915337).

255866063 is an equidigital number, since it uses as much as digits as its factorization.

255866063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6915336.

The product of its (nonzero) digits is 259200, while the sum is 41.

The square root of 255866063 is about 15995.8139211482. The cubic root of 255866063 is about 634.8496661913.

The spelling of 255866063 in words is "two hundred fifty-five million, eight hundred sixty-six thousand, sixty-three".