423874868272127 has 2 divisors, whose sum is σ = 423874868272128. Its totient is φ = 423874868272126.

The previous prime is 423874868272109. The next prime is 423874868272183. The reversal of 423874868272127 is 721272868478324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 423874868272127 - 2¹⁶ = 423874868206591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423874868272027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211937434136063 + 211937434136064.

It is an arithmetic number, because the mean of its divisors is an integer number (211937434136064).

Almost surely, 2^{423874868272127} is an apocalyptic number.

423874868272127 is a deficient number, since it is larger than the sum of its proper divisors (1).

423874868272127 is an equidigital number, since it uses as much as digits as its factorization.

423874868272127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 809238528, while the sum is 71.

The spelling of 423874868272127 in words is "four hundred twenty-three trillion, eight hundred seventy-four billion, eight hundred sixty-eight million, two hundred seventy-two thousand, one hundred twenty-seven".