138850032607157 has 2 divisors, whose sum is σ = 138850032607158. Its totient is φ = 138850032607156.

The previous prime is 138850032607093. The next prime is 138850032607159. The reversal of 138850032607157 is 751706230058831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130405231479121 + 8444801128036 = 11419511^2 + 2905994^2 .

It is a cyclic number.

It is not a de Polignac number, because 138850032607157 - 2⁶ = 138850032607093 is a prime.

Together with 138850032607159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138850032607159) 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, 69425016303578 + 69425016303579.

It is an arithmetic number, because the mean of its divisors is an integer number (69425016303579).

Almost surely, 2^{138850032607157} is an apocalyptic number.

It is an amenable number.

138850032607157 is a deficient number, since it is larger than the sum of its proper divisors (1).

138850032607157 is an equidigital number, since it uses as much as digits as its factorization.

138850032607157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 138850032607157 in words is "one hundred thirty-eight trillion, eight hundred fifty billion, thirty-two million, six hundred seven thousand, one hundred fifty-seven".