255655276993 has 2 divisors, whose sum is σ = 255655276994. Its totient is φ = 255655276992.

The previous prime is 255655276973. The next prime is 255655277027. The reversal of 255655276993 is 399672556552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215386025409 + 40269251584 = 464097^2 + 200672^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255655276993 is a prime.

It is not a weakly prime, because it can be changed into another prime (255655276973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127827638496 + 127827638497.

It is an arithmetic number, because the mean of its divisors is an integer number (127827638497).

Almost surely, 2^255655276993 is an apocalyptic number.

It is an amenable number.

255655276993 is a deficient number, since it is larger than the sum of its proper divisors (1).

255655276993 is an equidigital number, since it uses as much as digits as its factorization.

255655276993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 153090000, while the sum is 64.

The spelling of 255655276993 in words is "two hundred fifty-five billion, six hundred fifty-five million, two hundred seventy-six thousand, nine hundred ninety-three".