409052445252071 has 2 divisors, whose sum is σ = 409052445252072. Its totient is φ = 409052445252070.

The previous prime is 409052445252007. The next prime is 409052445252089. The reversal of 409052445252071 is 170252544250904.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 409052445252071 - 2⁶ = 409052445252007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (409052445251071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204526222626035 + 204526222626036.

It is an arithmetic number, because the mean of its divisors is an integer number (204526222626036).

Almost surely, 2^{409052445252071} is an apocalyptic number.

409052445252071 is a deficient number, since it is larger than the sum of its proper divisors (1).

409052445252071 is an equidigital number, since it uses as much as digits as its factorization.

409052445252071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 409052445252071 in words is "four hundred nine trillion, fifty-two billion, four hundred forty-five million, two hundred fifty-two thousand, seventy-one".