8816250109 has 2 divisors, whose sum is σ = 8816250110. Its totient is φ = 8816250108.

The previous prime is 8816249941. The next prime is 8816250187. The reversal of 8816250109 is 9010526188.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8381402500 + 434847609 = 91550^2 + 20853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8816250109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8816200109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4408125054 + 4408125055.

It is an arithmetic number, because the mean of its divisors is an integer number (4408125055).

Almost surely, 2^8816250109 is an apocalyptic number.

It is an amenable number.

8816250109 is a deficient number, since it is larger than the sum of its proper divisors (1).

8816250109 is an equidigital number, since it uses as much as digits as its factorization.

8816250109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 8816250109 is about 93894.8886202013. Note that the first 3 decimals coincide. The cubic root of 8816250109 is about 2065.8302573969.

The spelling of 8816250109 in words is "eight billion, eight hundred sixteen million, two hundred fifty thousand, one hundred nine".