138202816038143 has 2 divisors, whose sum is σ = 138202816038144. Its totient is φ = 138202816038142.

The previous prime is 138202816038113. The next prime is 138202816038151. The reversal of 138202816038143 is 341830618202831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 138202816038143 - 2³⁴ = 138185636168959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 138202816038091 and 138202816038100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138202816038103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69101408019071 + 69101408019072.

It is an arithmetic number, because the mean of its divisors is an integer number (69101408019072).

Almost surely, 2^{138202816038143} is an apocalyptic number.

138202816038143 is a deficient number, since it is larger than the sum of its proper divisors (1).

138202816038143 is an equidigital number, since it uses as much as digits as its factorization.

138202816038143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 138202816038143 in words is "one hundred thirty-eight trillion, two hundred two billion, eight hundred sixteen million, thirty-eight thousand, one hundred forty-three".