138017650229 has 2 divisors, whose sum is σ = 138017650230. Its totient is φ = 138017650228.

The previous prime is 138017650217. The next prime is 138017650241. The reversal of 138017650229 is 922056710831.

It is a balanced prime because it is at equal distance from previous prime (138017650217) and next prime (138017650241).

It can be written as a sum of positive squares in only one way, i.e., 96642022129 + 41375628100 = 310873^2 + 203410^2 .

It is a cyclic number.

It is not a de Polignac number, because 138017650229 - 2¹⁶ = 138017584693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 138017650229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138017650249) 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, 69008825114 + 69008825115.

It is an arithmetic number, because the mean of its divisors is an integer number (69008825115).

Almost surely, 2^138017650229 is an apocalyptic number.

It is an amenable number.

138017650229 is a deficient number, since it is larger than the sum of its proper divisors (1).

138017650229 is an equidigital number, since it uses as much as digits as its factorization.

138017650229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 138017650229 in words is "one hundred thirty-eight billion, seventeen million, six hundred fifty thousand, two hundred twenty-nine".