6363422861 has 2 divisors, whose sum is σ = 6363422862. Its totient is φ = 6363422860.

The previous prime is 6363422851. The next prime is 6363422927. The reversal of 6363422861 is 1682243636.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4354680100 + 2008742761 = 65990^2 + 44819^2 .

It is a cyclic number.

It is not a de Polignac number, because 6363422861 - 2⁶ = 6363422797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6363422851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181711430 + 3181711431.

It is an arithmetic number, because the mean of its divisors is an integer number (3181711431).

Almost surely, 2^6363422861 is an apocalyptic number.

It is an amenable number.

6363422861 is a deficient number, since it is larger than the sum of its proper divisors (1).

6363422861 is an equidigital number, since it uses as much as digits as its factorization.

6363422861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 41.

The square root of 6363422861 is about 79771.0653119287. The cubic root of 6363422861 is about 1853.0917729402.

The spelling of 6363422861 in words is "six billion, three hundred sixty-three million, four hundred twenty-two thousand, eight hundred sixty-one".