138625689383 has 2 divisors, whose sum is σ = 138625689384. Its totient is φ = 138625689382.

The previous prime is 138625689379. The next prime is 138625689403. The reversal of 138625689383 is 383986526831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138625689383 - 2² = 138625689379 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138625689343) 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, 69312844691 + 69312844692.

It is an arithmetic number, because the mean of its divisors is an integer number (69312844692).

Almost surely, 2^138625689383 is an apocalyptic number.

138625689383 is a deficient number, since it is larger than the sum of its proper divisors (1).

138625689383 is an equidigital number, since it uses as much as digits as its factorization.

138625689383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44789760, while the sum is 62.

The spelling of 138625689383 in words is "one hundred thirty-eight billion, six hundred twenty-five million, six hundred eighty-nine thousand, three hundred eighty-three".