675803686469 has 2 divisors, whose sum is σ = 675803686470. Its totient is φ = 675803686468.

The previous prime is 675803686447. The next prime is 675803686487. The reversal of 675803686469 is 964686308576.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 557952229444 + 117851457025 = 746962^2 + 343295^2 .

It is a cyclic number.

It is not a de Polignac number, because 675803686469 - 2⁸ = 675803686213 is a prime.

It is a super-2 number, since 2×675803686469² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 675803686399 and 675803686408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675803386469) 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, 337901843234 + 337901843235.

It is an arithmetic number, because the mean of its divisors is an integer number (337901843235).

Almost surely, 2^675803686469 is an apocalyptic number.

It is an amenable number.

675803686469 is a deficient number, since it is larger than the sum of its proper divisors (1).

675803686469 is an equidigital number, since it uses as much as digits as its factorization.

675803686469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 313528320, while the sum is 68.

The spelling of 675803686469 in words is "six hundred seventy-five billion, eight hundred three million, six hundred eighty-six thousand, four hundred sixty-nine".