6818676463 has 2 divisors, whose sum is σ = 6818676464. Its totient is φ = 6818676462.

The previous prime is 6818676451. The next prime is 6818676521. The reversal of 6818676463 is 3646768186.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6818676463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6818676413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3409338231 + 3409338232.

It is an arithmetic number, because the mean of its divisors is an integer number (3409338232).

Almost surely, 2^6818676463 is an apocalyptic number.

6818676463 is a deficient number, since it is larger than the sum of its proper divisors (1).

6818676463 is an equidigital number, since it uses as much as digits as its factorization.

6818676463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6967296, while the sum is 55.

The square root of 6818676463 is about 82575.2775532726. The cubic root of 6818676463 is about 1896.2693614253.

The spelling of 6818676463 in words is "six billion, eight hundred eighteen million, six hundred seventy-six thousand, four hundred sixty-three".