485668289437 has 2 divisors, whose sum is σ = 485668289438. Its totient is φ = 485668289436.

The previous prime is 485668289401. The next prime is 485668289471. The reversal of 485668289437 is 734982866584.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 304114749156 + 181553540281 = 551466^2 + 426091^2 .

It is a cyclic number.

It is not a de Polignac number, because 485668289437 - 2¹⁵ = 485668256669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485668289237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242834144718 + 242834144719.

It is an arithmetic number, because the mean of its divisors is an integer number (242834144719).

Almost surely, 2^485668289437 is an apocalyptic number.

It is an amenable number.

485668289437 is a deficient number, since it is larger than the sum of its proper divisors (1).

485668289437 is an equidigital number, since it uses as much as digits as its factorization.

485668289437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 557383680, while the sum is 70.

The spelling of 485668289437 in words is "four hundred eighty-five billion, six hundred sixty-eight million, two hundred eighty-nine thousand, four hundred thirty-seven".