63430512679 has 2 divisors, whose sum is σ = 63430512680. Its totient is φ = 63430512678.

The previous prime is 63430512641. The next prime is 63430512751. The reversal of 63430512679 is 97621503436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63430512679 - 2¹⁷ = 63430381607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63430512979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31715256339 + 31715256340.

It is an arithmetic number, because the mean of its divisors is an integer number (31715256340).

Almost surely, 2^63430512679 is an apocalyptic number.

63430512679 is a deficient number, since it is larger than the sum of its proper divisors (1).

63430512679 is an equidigital number, since it uses as much as digits as its factorization.

63430512679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 63430512679 in words is "sixty-three billion, four hundred thirty million, five hundred twelve thousand, six hundred seventy-nine".