63424219967 has 2 divisors, whose sum is σ = 63424219968. Its totient is φ = 63424219966.

The previous prime is 63424219919. The next prime is 63424220039. The reversal of 63424219967 is 76991242436.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63424219967 - 2¹⁰ = 63424218943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63424219867) 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, 31712109983 + 31712109984.

It is an arithmetic number, because the mean of its divisors is an integer number (31712109984).

Almost surely, 2^63424219967 is an apocalyptic number.

63424219967 is a deficient number, since it is larger than the sum of its proper divisors (1).

63424219967 is an equidigital number, since it uses as much as digits as its factorization.

63424219967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 53.

The spelling of 63424219967 in words is "sixty-three billion, four hundred twenty-four million, two hundred nineteen thousand, nine hundred sixty-seven".