427023912967 has 2 divisors, whose sum is σ = 427023912968. Its totient is φ = 427023912966.

The previous prime is 427023912919. The next prime is 427023912971. The reversal of 427023912967 is 769219320724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-427023912967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427023912907) 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, 213511956483 + 213511956484.

It is an arithmetic number, because the mean of its divisors is an integer number (213511956484).

Almost surely, 2^427023912967 is an apocalyptic number.

427023912967 is a deficient number, since it is larger than the sum of its proper divisors (1).

427023912967 is an equidigital number, since it uses as much as digits as its factorization.

427023912967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 427023912967 in words is "four hundred twenty-seven billion, twenty-three million, nine hundred twelve thousand, nine hundred sixty-seven".