234198666287 has 2 divisors, whose sum is σ = 234198666288. Its totient is φ = 234198666286.

The previous prime is 234198666283. The next prime is 234198666319. The reversal of 234198666287 is 782666891432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234198666287 - 2² = 234198666283 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234198666283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117099333143 + 117099333144.

It is an arithmetic number, because the mean of its divisors is an integer number (117099333144).

Almost surely, 2^234198666287 is an apocalyptic number.

234198666287 is a deficient number, since it is larger than the sum of its proper divisors (1).

234198666287 is an equidigital number, since it uses as much as digits as its factorization.

234198666287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41803776, while the sum is 62.

The spelling of 234198666287 in words is "two hundred thirty-four billion, one hundred ninety-eight million, six hundred sixty-six thousand, two hundred eighty-seven".