255580493684099 has 2 divisors, whose sum is σ = 255580493684100. Its totient is φ = 255580493684098.

The previous prime is 255580493684069. The next prime is 255580493684203. The reversal of 255580493684099 is 990486394085552.

255580493684099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255580493684099 - 2⁸ = 255580493683843 is a prime.

It is not a weakly prime, because it can be changed into another prime (255580493684039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127790246842049 + 127790246842050.

It is an arithmetic number, because the mean of its divisors is an integer number (127790246842050).

Almost surely, 2^{255580493684099} is an apocalyptic number.

255580493684099 is a deficient number, since it is larger than the sum of its proper divisors (1).

255580493684099 is an equidigital number, since it uses as much as digits as its factorization.

255580493684099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3359232000, while the sum is 77.

The spelling of 255580493684099 in words is "two hundred fifty-five trillion, five hundred eighty billion, four hundred ninety-three million, six hundred eighty-four thousand, ninety-nine".