255720752711 has 2 divisors, whose sum is σ = 255720752712. Its totient is φ = 255720752710.

The previous prime is 255720752653. The next prime is 255720752767. The reversal of 255720752711 is 117257027552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255720752711 - 2¹⁸ = 255720490567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255720052711) 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 as a sum of consecutive naturals, namely, 127860376355 + 127860376356.

It is an arithmetic number, because the mean of its divisors is an integer number (127860376356).

Almost surely, 2^255720752711 is an apocalyptic number.

255720752711 is a deficient number, since it is larger than the sum of its proper divisors (1).

255720752711 is an equidigital number, since it uses as much as digits as its factorization.

255720752711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 343000, while the sum is 44.

The spelling of 255720752711 in words is "two hundred fifty-five billion, seven hundred twenty million, seven hundred fifty-two thousand, seven hundred eleven".