486317186689 has 2 divisors, whose sum is σ = 486317186690. Its totient is φ = 486317186688.

The previous prime is 486317186681. The next prime is 486317186701. The reversal of 486317186689 is 986681713684.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452316777025 + 34000409664 = 672545^2 + 184392^2 .

It is a cyclic number.

It is not a de Polignac number, because 486317186689 - 2³ = 486317186681 is a prime.

It is not a weakly prime, because it can be changed into another prime (486317186681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243158593344 + 243158593345.

It is an arithmetic number, because the mean of its divisors is an integer number (243158593345).

Almost surely, 2^486317186689 is an apocalyptic number.

It is an amenable number.

486317186689 is a deficient number, since it is larger than the sum of its proper divisors (1).

486317186689 is an equidigital number, since it uses as much as digits as its factorization.

486317186689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 83607552, while the sum is 67.

The spelling of 486317186689 in words is "four hundred eighty-six billion, three hundred seventeen million, one hundred eighty-six thousand, six hundred eighty-nine".