138260018059967 has 2 divisors, whose sum is σ = 138260018059968. Its totient is φ = 138260018059966.

The previous prime is 138260018059963. The next prime is 138260018060009. The reversal of 138260018059967 is 769950810062831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138260018059967 - 2² = 138260018059963 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138260018059963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69130009029983 + 69130009029984.

It is an arithmetic number, because the mean of its divisors is an integer number (69130009029984).

Almost surely, 2^{138260018059967} is an apocalyptic number.

138260018059967 is a deficient number, since it is larger than the sum of its proper divisors (1).

138260018059967 is an equidigital number, since it uses as much as digits as its factorization.

138260018059967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39191040, while the sum is 65.

The spelling of 138260018059967 in words is "one hundred thirty-eight trillion, two hundred sixty billion, eighteen million, fifty-nine thousand, nine hundred sixty-seven".