139317068627 has 4 divisors (see below), whose sum is σ = 151982256696. Its totient is φ = 126651880560.

The previous prime is 139317068581. The next prime is 139317068629. The reversal of 139317068627 is 726860713931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139317068627 is a prime.

It is a super-2 number, since 2×139317068627² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139317068629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6332594018 + ... + 6332594039.

It is an arithmetic number, because the mean of its divisors is an integer number (37995564174).

Almost surely, 2^139317068627 is an apocalyptic number.

139317068627 is a deficient number, since it is larger than the sum of its proper divisors (12665188069).

139317068627 is a wasteful number, since it uses less digits than its factorization.

139317068627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12665188068.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 139317068627 in words is "one hundred thirty-nine billion, three hundred seventeen million, sixty-eight thousand, six hundred twenty-seven".