8944650173 has 2 divisors, whose sum is σ = 8944650174. Its totient is φ = 8944650172.

The previous prime is 8944650161. The next prime is 8944650269. The reversal of 8944650173 is 3710564498.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7102781284 + 1841868889 = 84278^2 + 42917^2 .

It is a cyclic number.

It is not a de Polignac number, because 8944650173 - 2⁴ = 8944650157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8944650133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4472325086 + 4472325087.

It is an arithmetic number, because the mean of its divisors is an integer number (4472325087).

Almost surely, 2^8944650173 is an apocalyptic number.

It is an amenable number.

8944650173 is a deficient number, since it is larger than the sum of its proper divisors (1).

8944650173 is an equidigital number, since it uses as much as digits as its factorization.

8944650173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 8944650173 is about 94576.1607013099. The cubic root of 8944650173 is about 2075.8108930553.

The spelling of 8944650173 in words is "eight billion, nine hundred forty-four million, six hundred fifty thousand, one hundred seventy-three".