4440468517 has 2 divisors, whose sum is σ = 4440468518. Its totient is φ = 4440468516.

The previous prime is 4440468509. The next prime is 4440468521. The reversal of 4440468517 is 7158640444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3974167681 + 466300836 = 63041^2 + 21594^2 .

It is a cyclic number.

It is not a de Polignac number, because 4440468517 - 2³ = 4440468509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4440468547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2220234258 + 2220234259.

It is an arithmetic number, because the mean of its divisors is an integer number (2220234259).

Almost surely, 2^4440468517 is an apocalyptic number.

It is an amenable number.

4440468517 is a deficient number, since it is larger than the sum of its proper divisors (1).

4440468517 is an equidigital number, since it uses as much as digits as its factorization.

4440468517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 430080, while the sum is 43.

The square root of 4440468517 is about 66636.8405388491. The cubic root of 4440468517 is about 1643.6509626037.

The spelling of 4440468517 in words is "four billion, four hundred forty million, four hundred sixty-eight thousand, five hundred seventeen".