139681613317 has 8 divisors (see below), whose sum is σ = 140098480256. Its totient is φ = 139264944192.

The previous prime is 139681613263. The next prime is 139681613341. The reversal of 139681613317 is 713316186931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 139681613317 - 2³¹ = 137534129669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139681613117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430653 + ... + 1525165.

It is an arithmetic number, because the mean of its divisors is an integer number (17512310032).

Almost surely, 2^139681613317 is an apocalyptic number.

It is an amenable number.

139681613317 is a deficient number, since it is larger than the sum of its proper divisors (416866939).

139681613317 is an equidigital number, since it uses as much as digits as its factorization.

139681613317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98907.

The product of its digits is 489888, while the sum is 49.

The spelling of 139681613317 in words is "one hundred thirty-nine billion, six hundred eighty-one million, six hundred thirteen thousand, three hundred seventeen".