159682727641 has 2 divisors, whose sum is σ = 159682727642. Its totient is φ = 159682727640.

The previous prime is 159682727597. The next prime is 159682727651. The reversal of 159682727641 is 146727286951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94067343616 + 65615384025 = 306704^2 + 256155^2 .

It is a cyclic number.

It is not a de Polignac number, because 159682727641 - 2¹⁷ = 159682596569 is a prime.

It is not a weakly prime, because it can be changed into another prime (159682727651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79841363820 + 79841363821.

It is an arithmetic number, because the mean of its divisors is an integer number (79841363821).

Almost surely, 2^159682727641 is an apocalyptic number.

It is an amenable number.

159682727641 is a deficient number, since it is larger than the sum of its proper divisors (1).

159682727641 is an equidigital number, since it uses as much as digits as its factorization.

159682727641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 58.

The spelling of 159682727641 in words is "one hundred fifty-nine billion, six hundred eighty-two million, seven hundred twenty-seven thousand, six hundred forty-one".