138556024367 has 2 divisors, whose sum is σ = 138556024368. Its totient is φ = 138556024366.

The previous prime is 138556024331. The next prime is 138556024423. The reversal of 138556024367 is 763420655831.

It is a weak prime.

It is an emirp because it is prime and its reverse (763420655831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 138556024367 - 2⁶ = 138556024303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138556024967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69278012183 + 69278012184.

It is an arithmetic number, because the mean of its divisors is an integer number (69278012184).

Almost surely, 2^138556024367 is an apocalyptic number.

138556024367 is a deficient number, since it is larger than the sum of its proper divisors (1).

138556024367 is an equidigital number, since it uses as much as digits as its factorization.

138556024367 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 138556024367 in words is "one hundred thirty-eight billion, five hundred fifty-six million, twenty-four thousand, three hundred sixty-seven".