255825755863 has 2 divisors, whose sum is σ = 255825755864. Its totient is φ = 255825755862.

The previous prime is 255825755851. The next prime is 255825755897. The reversal of 255825755863 is 368557528552.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255825755863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255825755803) 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 as a sum of consecutive naturals, namely, 127912877931 + 127912877932.

It is an arithmetic number, because the mean of its divisors is an integer number (127912877932).

Almost surely, 2^255825755863 is an apocalyptic number.

255825755863 is a deficient number, since it is larger than the sum of its proper divisors (1).

255825755863 is an equidigital number, since it uses as much as digits as its factorization.

255825755863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800000, while the sum is 61.

The spelling of 255825755863 in words is "two hundred fifty-five billion, eight hundred twenty-five million, seven hundred fifty-five thousand, eight hundred sixty-three".