4550216669 has 2 divisors, whose sum is σ = 4550216670. Its totient is φ = 4550216668.

The previous prime is 4550216639. The next prime is 4550216677. The reversal of 4550216669 is 9666120554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2492505625 + 2057711044 = 49925^2 + 45362^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550216669 - 2²⁸ = 4281781213 is a prime.

It is a super-2 number, since 2×4550216669² = 41408943469690911122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4550216639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275108334 + 2275108335.

It is an arithmetic number, because the mean of its divisors is an integer number (2275108335).

Almost surely, 2^4550216669 is an apocalyptic number.

It is an amenable number.

4550216669 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550216669 is an equidigital number, since it uses as much as digits as its factorization.

4550216669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 44.

The square root of 4550216669 is about 67455.2938545226. The cubic root of 4550216669 is about 1657.0820986822.

The spelling of 4550216669 in words is "four billion, five hundred fifty million, two hundred sixteen thousand, six hundred sixty-nine".