6430567956679 has 2 divisors, whose sum is σ = 6430567956680. Its totient is φ = 6430567956678.

The previous prime is 6430567956601. The next prime is 6430567956689. The reversal of 6430567956679 is 9766597650346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6430567956679 - 2⁹ = 6430567956167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6430567956689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3215283978339 + 3215283978340.

It is an arithmetic number, because the mean of its divisors is an integer number (3215283978340).

Almost surely, 2^{6430567956679} is an apocalyptic number.

6430567956679 is a deficient number, since it is larger than the sum of its proper divisors (1).

6430567956679 is an equidigital number, since it uses as much as digits as its factorization.

6430567956679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1543147200, while the sum is 73.

The spelling of 6430567956679 in words is "six trillion, four hundred thirty billion, five hundred sixty-seven million, nine hundred fifty-six thousand, six hundred seventy-nine".