6308944684409 has 2 divisors, whose sum is σ = 6308944684410. Its totient is φ = 6308944684408.

The previous prime is 6308944684391. The next prime is 6308944684571. The reversal of 6308944684409 is 9044864498036.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3900613150009 + 2408331534400 = 1974997^2 + 1551880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6308944684409 is a prime.

It is not a weakly prime, because it can be changed into another prime (6308944683409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3154472342204 + 3154472342205.

It is an arithmetic number, because the mean of its divisors is an integer number (3154472342205).

Almost surely, 2^{6308944684409} is an apocalyptic number.

It is an amenable number.

6308944684409 is a deficient number, since it is larger than the sum of its proper divisors (1).

6308944684409 is an equidigital number, since it uses as much as digits as its factorization.

6308944684409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 143327232, while the sum is 65.

The spelling of 6308944684409 in words is "six trillion, three hundred eight billion, nine hundred forty-four million, six hundred eighty-four thousand, four hundred nine".