2686328063 has 2 divisors, whose sum is σ = 2686328064. Its totient is φ = 2686328062.

The previous prime is 2686328027. The next prime is 2686328069. The reversal of 2686328063 is 3608236862.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2686328063 - 2²⁶ = 2619219199 is a prime.

It is a super-2 number, since 2×2686328063² = 14432716924122663938, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2686328069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343164031 + 1343164032.

It is an arithmetic number, because the mean of its divisors is an integer number (1343164032).

Almost surely, 2^2686328063 is an apocalyptic number.

2686328063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2686328063 is an equidigital number, since it uses as much as digits as its factorization.

2686328063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 44.

The square root of 2686328063 is about 51829.7989866833. The cubic root of 2686328063 is about 1390.1223195153.

The spelling of 2686328063 in words is "two billion, six hundred eighty-six million, three hundred twenty-eight thousand, sixty-three".