427326766343 has 2 divisors, whose sum is σ = 427326766344. Its totient is φ = 427326766342.

The previous prime is 427326766259. The next prime is 427326766397. The reversal of 427326766343 is 343667623724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427326766343 - 2³⁸ = 152448859399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427326766043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213663383171 + 213663383172.

It is an arithmetic number, because the mean of its divisors is an integer number (213663383172).

Almost surely, 2^427326766343 is an apocalyptic number.

427326766343 is a deficient number, since it is larger than the sum of its proper divisors (1).

427326766343 is an equidigital number, since it uses as much as digits as its factorization.

427326766343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18289152, while the sum is 53.

The spelling of 427326766343 in words is "four hundred twenty-seven billion, three hundred twenty-six million, seven hundred sixty-six thousand, three hundred forty-three".