198346660126567 has 2 divisors, whose sum is σ = 198346660126568. Its totient is φ = 198346660126566.

The previous prime is 198346660126463. The next prime is 198346660126603. The reversal of 198346660126567 is 765621066643891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198346660126567 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 198346660126496 and 198346660126505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (198346660226567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99173330063283 + 99173330063284.

It is an arithmetic number, because the mean of its divisors is an integer number (99173330063284).

It is a 1-persistent number, because it is pandigital, but 2⋅198346660126567 = 396693320253134 is not.

Almost surely, 2^{198346660126567} is an apocalyptic number.

198346660126567 is a deficient number, since it is larger than the sum of its proper divisors (1).

198346660126567 is an equidigital number, since it uses as much as digits as its factorization.

198346660126567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 470292480, while the sum is 70.

The spelling of 198346660126567 in words is "one hundred ninety-eight trillion, three hundred forty-six billion, six hundred sixty million, one hundred twenty-six thousand, five hundred sixty-seven".