230091666769 has 2 divisors, whose sum is σ = 230091666770. Its totient is φ = 230091666768.

The previous prime is 230091666751. The next prime is 230091666773. The reversal of 230091666769 is 967666190032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225256550544 + 4835116225 = 474612^2 + 69535^2 .

It is a cyclic number.

It is not a de Polignac number, because 230091666769 - 2⁹ = 230091666257 is a prime.

It is a super-2 number, since 2×230091666769² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (230091766769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115045833384 + 115045833385.

It is an arithmetic number, because the mean of its divisors is an integer number (115045833385).

Almost surely, 2^230091666769 is an apocalyptic number.

It is an amenable number.

230091666769 is a deficient number, since it is larger than the sum of its proper divisors (1).

230091666769 is an equidigital number, since it uses as much as digits as its factorization.

230091666769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 230091666769 in words is "two hundred thirty billion, ninety-one million, six hundred sixty-six thousand, seven hundred sixty-nine".