6464515530841 has 2 divisors, whose sum is σ = 6464515530842. Its totient is φ = 6464515530840.

The previous prime is 6464515530793. The next prime is 6464515530857. The reversal of 6464515530841 is 1480355154646.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6438906250000 + 25609280841 = 2537500^2 + 160029^2 .

It is a cyclic number.

It is not a de Polignac number, because 6464515530841 - 2⁷ = 6464515530713 is a prime.

It is a super-2 number, since 2×6464515530841² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6464515533841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3232257765420 + 3232257765421.

It is an arithmetic number, because the mean of its divisors is an integer number (3232257765421).

Almost surely, 2^{6464515530841} is an apocalyptic number.

It is an amenable number.

6464515530841 is a deficient number, since it is larger than the sum of its proper divisors (1).

6464515530841 is an equidigital number, since it uses as much as digits as its factorization.

6464515530841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912000, while the sum is 52.

The spelling of 6464515530841 in words is "six trillion, four hundred sixty-four billion, five hundred fifteen million, five hundred thirty thousand, eight hundred forty-one".