255355423031399 has 2 divisors, whose sum is σ = 255355423031400. Its totient is φ = 255355423031398.

The previous prime is 255355423031351. The next prime is 255355423031447. The reversal of 255355423031399 is 993130324553552.

It is a balanced prime because it is at equal distance from previous prime (255355423031351) and next prime (255355423031447).

It is a cyclic number.

It is not a de Polignac number, because 255355423031399 - 2²⁸ = 255355154595943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255355423031699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127677711515699 + 127677711515700.

It is an arithmetic number, because the mean of its divisors is an integer number (127677711515700).

Almost surely, 2^{255355423031399} is an apocalyptic number.

255355423031399 is a deficient number, since it is larger than the sum of its proper divisors (1).

255355423031399 is an equidigital number, since it uses as much as digits as its factorization.

255355423031399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 65610000, while the sum is 59.

The spelling of 255355423031399 in words is "two hundred fifty-five trillion, three hundred fifty-five billion, four hundred twenty-three million, thirty-one thousand, three hundred ninety-nine".