138588565223 has 2 divisors, whose sum is σ = 138588565224. Its totient is φ = 138588565222.

The previous prime is 138588565207. The next prime is 138588565319. The reversal of 138588565223 is 322565885831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138588565223 - 2⁴ = 138588565207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138588565123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69294282611 + 69294282612.

It is an arithmetic number, because the mean of its divisors is an integer number (69294282612).

Almost surely, 2^138588565223 is an apocalyptic number.

138588565223 is a deficient number, since it is larger than the sum of its proper divisors (1).

138588565223 is an equidigital number, since it uses as much as digits as its factorization.

138588565223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824000, while the sum is 56.

The spelling of 138588565223 in words is "one hundred thirty-eight billion, five hundred eighty-eight million, five hundred sixty-five thousand, two hundred twenty-three".