8076769709 has 2 divisors, whose sum is σ = 8076769710. Its totient is φ = 8076769708.

The previous prime is 8076769639. The next prime is 8076769741. The reversal of 8076769709 is 9079676708.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7644004900 + 432764809 = 87430^2 + 20803^2 .

It is a cyclic number.

It is not a de Polignac number, because 8076769709 - 2⁸ = 8076769453 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8076765709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4038384854 + 4038384855.

It is an arithmetic number, because the mean of its divisors is an integer number (4038384855).

Almost surely, 2^8076769709 is an apocalyptic number.

It is an amenable number.

8076769709 is a deficient number, since it is larger than the sum of its proper divisors (1).

8076769709 is an equidigital number, since it uses as much as digits as its factorization.

8076769709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8001504, while the sum is 59.

The square root of 8076769709 is about 89870.8501628865. The cubic root of 8076769709 is about 2006.3771203064.

The spelling of 8076769709 in words is "eight billion, seventy-six million, seven hundred sixty-nine thousand, seven hundred nine".