485116071689 has 2 divisors, whose sum is σ = 485116071690. Its totient is φ = 485116071688.

The previous prime is 485116071611. The next prime is 485116071701. The reversal of 485116071689 is 986170611584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 378111848464 + 107004223225 = 614908^2 + 327115^2 .

It is a cyclic number.

It is not a de Polignac number, because 485116071689 - 2³⁶ = 416396594953 is a prime.

It is not a weakly prime, because it can be changed into another prime (485116071389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242558035844 + 242558035845.

It is an arithmetic number, because the mean of its divisors is an integer number (242558035845).

Almost surely, 2^485116071689 is an apocalyptic number.

It is an amenable number.

485116071689 is a deficient number, since it is larger than the sum of its proper divisors (1).

485116071689 is an equidigital number, since it uses as much as digits as its factorization.

485116071689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 56.

The spelling of 485116071689 in words is "four hundred eighty-five billion, one hundred sixteen million, seventy-one thousand, six hundred eighty-nine".