8816779369 has 2 divisors, whose sum is σ = 8816779370. Its totient is φ = 8816779368.

The previous prime is 8816779339. The next prime is 8816779423. The reversal of 8816779369 is 9639776188.

8816779369 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7887748969 + 929030400 = 88813^2 + 30480^2 .

It is a cyclic number.

It is not a de Polignac number, because 8816779369 - 2¹³ = 8816771177 is a prime.

It is a super-2 number, since 2×8816779369² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8816779369.

It is not a weakly prime, because it can be changed into another prime (8816779339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4408389684 + 4408389685.

It is an arithmetic number, because the mean of its divisors is an integer number (4408389685).

Almost surely, 2^8816779369 is an apocalyptic number.

It is an amenable number.

8816779369 is a deficient number, since it is larger than the sum of its proper divisors (1).

8816779369 is an equidigital number, since it uses as much as digits as its factorization.

8816779369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27433728, while the sum is 64.

The square root of 8816779369 is about 93897.7069421826. The cubic root of 8816779369 is about 2065.8715954348.

The spelling of 8816779369 in words is "eight billion, eight hundred sixteen million, seven hundred seventy-nine thousand, three hundred sixty-nine".