485668289273 has 2 divisors, whose sum is σ = 485668289274. Its totient is φ = 485668289272.

The previous prime is 485668289269. The next prime is 485668289303. The reversal of 485668289273 is 372982866584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367609390864 + 118058898409 = 606308^2 + 343597^2 .

It is a cyclic number.

It is not a de Polignac number, because 485668289273 - 2² = 485668289269 is a prime.

It is not a weakly prime, because it can be changed into another prime (485668289203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242834144636 + 242834144637.

It is an arithmetic number, because the mean of its divisors is an integer number (242834144637).

Almost surely, 2^485668289273 is an apocalyptic number.

It is an amenable number.

485668289273 is a deficient number, since it is larger than the sum of its proper divisors (1).

485668289273 is an equidigital number, since it uses as much as digits as its factorization.

485668289273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 278691840, while the sum is 68.

The spelling of 485668289273 in words is "four hundred eighty-five billion, six hundred sixty-eight million, two hundred eighty-nine thousand, two hundred seventy-three".