6463771241 has 2 divisors, whose sum is σ = 6463771242. Its totient is φ = 6463771240.

The previous prime is 6463771217. The next prime is 6463771267. The reversal of 6463771241 is 1421773646.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4198392025 + 2265379216 = 64795^2 + 47596^2 .

It is a cyclic number.

It is not a de Polignac number, because 6463771241 - 2¹⁸ = 6463509097 is a prime.

It is not a weakly prime, because it can be changed into another prime (6463771211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231885620 + 3231885621.

It is an arithmetic number, because the mean of its divisors is an integer number (3231885621).

Almost surely, 2^6463771241 is an apocalyptic number.

It is an amenable number.

6463771241 is a deficient number, since it is larger than the sum of its proper divisors (1).

6463771241 is an equidigital number, since it uses as much as digits as its factorization.

6463771241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 41.

The square root of 6463771241 is about 80397.5823081764. The cubic root of 6463771241 is about 1862.7818281751.

The spelling of 6463771241 in words is "six billion, four hundred sixty-three million, seven hundred seventy-one thousand, two hundred forty-one".