6563390047 has 2 divisors, whose sum is σ = 6563390048. Its totient is φ = 6563390046.

The previous prime is 6563390021. The next prime is 6563390051. The reversal of 6563390047 is 7400933656.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6563390047 - 2⁷ = 6563389919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6563389985 and 6563390012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6563390017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3281695023 + 3281695024.

It is an arithmetic number, because the mean of its divisors is an integer number (3281695024).

Almost surely, 2^6563390047 is an apocalyptic number.

6563390047 is a deficient number, since it is larger than the sum of its proper divisors (1).

6563390047 is an equidigital number, since it uses as much as digits as its factorization.

6563390047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 43.

The square root of 6563390047 is about 81014.7520331945. The cubic root of 6563390047 is about 1872.3027335930.

The spelling of 6563390047 in words is "six billion, five hundred sixty-three million, three hundred ninety thousand, forty-seven".