234431568671 has 2 divisors, whose sum is σ = 234431568672. Its totient is φ = 234431568670.

The previous prime is 234431568661. The next prime is 234431568719. The reversal of 234431568671 is 176865134432.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234431568671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234431568661) 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, 117215784335 + 117215784336.

It is an arithmetic number, because the mean of its divisors is an integer number (117215784336).

Almost surely, 2^234431568671 is an apocalyptic number.

234431568671 is a deficient number, since it is larger than the sum of its proper divisors (1).

234431568671 is an equidigital number, since it uses as much as digits as its factorization.

234431568671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 50.

The spelling of 234431568671 in words is "two hundred thirty-four billion, four hundred thirty-one million, five hundred sixty-eight thousand, six hundred seventy-one".