165795423744679 has 2 divisors, whose sum is σ = 165795423744680. Its totient is φ = 165795423744678.

The previous prime is 165795423744617. The next prime is 165795423744739. The reversal of 165795423744679 is 976447324597561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 165795423744679 - 2¹³ = 165795423736487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165795423744599 and 165795423744608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165795423742679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82897711872339 + 82897711872340.

It is an arithmetic number, because the mean of its divisors is an integer number (82897711872340).

Almost surely, 2^{165795423744679} is an apocalyptic number.

165795423744679 is a deficient number, since it is larger than the sum of its proper divisors (1).

165795423744679 is an equidigital number, since it uses as much as digits as its factorization.

165795423744679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9601804800, while the sum is 79.

The spelling of 165795423744679 in words is "one hundred sixty-five trillion, seven hundred ninety-five billion, four hundred twenty-three million, seven hundred forty-four thousand, six hundred seventy-nine".