9976006769 has 2 divisors, whose sum is σ = 9976006770. Its totient is φ = 9976006768.

The previous prime is 9976006723. The next prime is 9976006811. The reversal of 9976006769 is 9676006799.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5585619169 + 4390387600 = 74737^2 + 66260^2 .

It is an emirp because it is prime and its reverse (9676006799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9976006769 - 2³² = 5681039473 is a prime.

It is a super-2 number, since 2×9976006769² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9976006709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988003384 + 4988003385.

It is an arithmetic number, because the mean of its divisors is an integer number (4988003385).

Almost surely, 2^9976006769 is an apocalyptic number.

It is an amenable number.

9976006769 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976006769 is an equidigital number, since it uses as much as digits as its factorization.

9976006769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7715736, while the sum is 59.

The square root of 9976006769 is about 99879.9617991517. The cubic root of 9976006769 is about 2152.7102484918.

The spelling of 9976006769 in words is "nine billion, nine hundred seventy-six million, six thousand, seven hundred sixty-nine".