667046259241 has 2 divisors, whose sum is σ = 667046259242. Its totient is φ = 667046259240.

The previous prime is 667046259193. The next prime is 667046259287. The reversal of 667046259241 is 142952640766.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 416245619241 + 250800640000 = 645171^2 + 500800^2 .

It is a cyclic number.

It is not a de Polignac number, because 667046259241 - 2⁹ = 667046258729 is a prime.

It is a super-3 number, since 3×667046259241³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (667046259541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333523129620 + 333523129621.

It is an arithmetic number, because the mean of its divisors is an integer number (333523129621).

Almost surely, 2^667046259241 is an apocalyptic number.

It is an amenable number.

667046259241 is a deficient number, since it is larger than the sum of its proper divisors (1).

667046259241 is an equidigital number, since it uses as much as digits as its factorization.

667046259241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 667046259241 in words is "six hundred sixty-seven billion, forty-six million, two hundred fifty-nine thousand, two hundred forty-one".