4665648445169 has 2 divisors, whose sum is σ = 4665648445170. Its totient is φ = 4665648445168.

The previous prime is 4665648445141. The next prime is 4665648445189. The reversal of 4665648445169 is 9615448465664.

It is a happy number.

4665648445169 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4642021066225 + 23627378944 = 2154535^2 + 153712^2 .

It is a cyclic number.

It is not a de Polignac number, because 4665648445169 - 2⁸ = 4665648444913 is a prime.

It is a super-2 number, since 2×4665648445169² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4665648445099 and 4665648445108.

It is not a weakly prime, because it can be changed into another prime (4665648445189) 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, 2332824222584 + 2332824222585.

It is an arithmetic number, because the mean of its divisors is an integer number (2332824222585).

Almost surely, 2^{4665648445169} is an apocalyptic number.

It is an amenable number.

4665648445169 is a deficient number, since it is larger than the sum of its proper divisors (1).

4665648445169 is an equidigital number, since it uses as much as digits as its factorization.

4665648445169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 597196800, while the sum is 68.

The spelling of 4665648445169 in words is "four trillion, six hundred sixty-five billion, six hundred forty-eight million, four hundred forty-five thousand, one hundred sixty-nine".