4052578563169 has 2 divisors, whose sum is σ = 4052578563170. Its totient is φ = 4052578563168.

The previous prime is 4052578563119. The next prime is 4052578563193. The reversal of 4052578563169 is 9613658752504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3986663135569 + 65915427600 = 1996663^2 + 256740^2 .

It is a cyclic number.

It is not a de Polignac number, because 4052578563169 - 2⁷ = 4052578563041 is a prime.

It is a super-2 number, since 2×4052578563169² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4052578563119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2026289281584 + 2026289281585.

It is an arithmetic number, because the mean of its divisors is an integer number (2026289281585).

It is a 1-persistent number, because it is pandigital, but 2⋅4052578563169 = 8105157126338 is not.

Almost surely, 2^{4052578563169} is an apocalyptic number.

It is an amenable number.

4052578563169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4052578563169 is an equidigital number, since it uses as much as digits as its factorization.

4052578563169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432000, while the sum is 61.

The spelling of 4052578563169 in words is "four trillion, fifty-two billion, five hundred seventy-eight million, five hundred sixty-three thousand, one hundred sixty-nine".