139574088057689 has 2 divisors, whose sum is σ = 139574088057690. Its totient is φ = 139574088057688.

The previous prime is 139574088057587. The next prime is 139574088057697. The reversal of 139574088057689 is 986750880475931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132547787443600 + 7026300614089 = 11512940^2 + 2650717^2 .

It is an emirp because it is prime and its reverse (986750880475931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 139574088057689 - 2¹⁶ = 139574087992153 is a prime.

It is not a weakly prime, because it can be changed into another prime (139574088057389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69787044028844 + 69787044028845.

It is an arithmetic number, because the mean of its divisors is an integer number (69787044028845).

Almost surely, 2^{139574088057689} is an apocalyptic number.

It is an amenable number.

139574088057689 is a deficient number, since it is larger than the sum of its proper divisors (1).

139574088057689 is an equidigital number, since it uses as much as digits as its factorization.

139574088057689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3657830400, while the sum is 80.

The spelling of 139574088057689 in words is "one hundred thirty-nine trillion, five hundred seventy-four billion, eighty-eight million, fifty-seven thousand, six hundred eighty-nine".