8139563271339 has 8 divisors (see below), whose sum is σ = 10881386256960. Its totient is φ = 5412057899976.

The previous prime is 8139563271331. The next prime is 8139563271377. The reversal of 8139563271339 is 9331723659318.

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

It is not a de Polignac number, because 8139563271339 - 2³ = 8139563271331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8139563271331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3579402237 + ... + 3579404510.

It is an arithmetic number, because the mean of its divisors is an integer number (1360173282120).

Almost surely, 2^{8139563271339} is an apocalyptic number.

8139563271339 is a deficient number, since it is larger than the sum of its proper divisors (2741822985621).

8139563271339 is a wasteful number, since it uses less digits than its factorization.

8139563271339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7158807129.

The product of its digits is 22044960, while the sum is 60.

The spelling of 8139563271339 in words is "eight trillion, one hundred thirty-nine billion, five hundred sixty-three million, two hundred seventy-one thousand, three hundred thirty-nine".