279341168017 has 2 divisors, whose sum is σ = 279341168018. Its totient is φ = 279341168016.

The previous prime is 279341168009. The next prime is 279341168047. The reversal of 279341168017 is 710861143972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 197797225536 + 81543942481 = 444744^2 + 285559^2 .

It is a cyclic number.

It is not a de Polignac number, because 279341168017 - 2³ = 279341168009 is a prime.

It is not a weakly prime, because it can be changed into another prime (279341168047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139670584008 + 139670584009.

It is an arithmetic number, because the mean of its divisors is an integer number (139670584009).

Almost surely, 2^279341168017 is an apocalyptic number.

It is an amenable number.

279341168017 is a deficient number, since it is larger than the sum of its proper divisors (1).

279341168017 is an equidigital number, since it uses as much as digits as its factorization.

279341168017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The spelling of 279341168017 in words is "two hundred seventy-nine billion, three hundred forty-one million, one hundred sixty-eight thousand, seventeen".