667441265683 has 2 divisors, whose sum is σ = 667441265684. Its totient is φ = 667441265682.

The previous prime is 667441265677. The next prime is 667441265707. The reversal of 667441265683 is 386562144766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667441265683 - 2¹³ = 667441257491 is a prime.

It is not a weakly prime, because it can be changed into another prime (667441265083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333720632841 + 333720632842.

It is an arithmetic number, because the mean of its divisors is an integer number (333720632842).

Almost surely, 2^667441265683 is an apocalyptic number.

667441265683 is a deficient number, since it is larger than the sum of its proper divisors (1).

667441265683 is an equidigital number, since it uses as much as digits as its factorization.

667441265683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34836480, while the sum is 58.

The spelling of 667441265683 in words is "six hundred sixty-seven billion, four hundred forty-one million, two hundred sixty-five thousand, six hundred eighty-three".