6468455827 has 2 divisors, whose sum is σ = 6468455828. Its totient is φ = 6468455826.

The previous prime is 6468455743. The next prime is 6468455863. The reversal of 6468455827 is 7285548646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6468455827 - 2³¹ = 4320972179 is a prime.

It is not a weakly prime, because it can be changed into another prime (6468455867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3234227913 + 3234227914.

It is an arithmetic number, because the mean of its divisors is an integer number (3234227914).

Almost surely, 2^6468455827 is an apocalyptic number.

6468455827 is a deficient number, since it is larger than the sum of its proper divisors (1).

6468455827 is an equidigital number, since it uses as much as digits as its factorization.

6468455827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12902400, while the sum is 55.

The square root of 6468455827 is about 80426.7109050221. The cubic root of 6468455827 is about 1863.2317334531.

The spelling of 6468455827 in words is "six billion, four hundred sixty-eight million, four hundred fifty-five thousand, eight hundred twenty-seven".