9960299977 has 2 divisors, whose sum is σ = 9960299978. Its totient is φ = 9960299976.

The previous prime is 9960299939. The next prime is 9960300037. The reversal of 9960299977 is 7799920699.

9960299977 is digitally balanced in base 2, 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., 9865256976 + 95043001 = 99324^2 + 9749^2 .

It is a cyclic number.

It is not a de Polignac number, because 9960299977 - 2¹¹ = 9960297929 is a prime.

It is not a weakly prime, because it can be changed into another prime (9960299927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4980149988 + 4980149989.

It is an arithmetic number, because the mean of its divisors is an integer number (4980149989).

Almost surely, 2^9960299977 is an apocalyptic number.

It is an amenable number.

9960299977 is a deficient number, since it is larger than the sum of its proper divisors (1).

9960299977 is an equidigital number, since it uses as much as digits as its factorization.

9960299977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34720812, while the sum is 67.

The square root of 9960299977 is about 99801.3024814807. The cubic root of 9960299977 is about 2151.5798719226.

The spelling of 9960299977 in words is "nine billion, nine hundred sixty million, two hundred ninety-nine thousand, nine hundred seventy-seven".