485668289243 has 2 divisors, whose sum is σ = 485668289244. Its totient is φ = 485668289242.

The previous prime is 485668289237. The next prime is 485668289269. The reversal of 485668289243 is 342982866584.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485668289243 - 2¹⁸ = 485668027099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 485668289243.

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, 242834144621 + 242834144622.

It is an arithmetic number, because the mean of its divisors is an integer number (242834144622).

Almost surely, 2^485668289243 is an apocalyptic number.

485668289243 is a deficient number, since it is larger than the sum of its proper divisors (1).

485668289243 is an equidigital number, since it uses as much as digits as its factorization.

485668289243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 159252480, while the sum is 65.

The spelling of 485668289243 in words is "four hundred eighty-five billion, six hundred sixty-eight million, two hundred eighty-nine thousand, two hundred forty-three".