9996757775 has 48 divisors (see below), whose sum is σ = 13426015680. Its totient is φ = 7356057600.

The previous prime is 9996757759. The next prime is 9996757817. The reversal of 9996757775 is 5777576999.

It is not a de Polignac number, because 9996757775 - 2⁴ = 9996757759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9996757699 and 9996757708.

It is a congruent number.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 4328321 + ... + 4330629.

It is an arithmetic number, because the mean of its divisors is an integer number (279708660).

Almost surely, 2^9996757775 is an apocalyptic number.

9996757775 is a deficient number, since it is larger than the sum of its proper divisors (3429257905).

9996757775 is a wasteful number, since it uses less digits than its factorization.

9996757775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564 (or 2559 counting only the distinct ones).

The product of its digits is 262549350, while the sum is 71.

The square root of 9996757775 is about 99983.7875607841. The cubic root of 9996757775 is about 2154.2018261297.

The spelling of 9996757775 in words is "nine billion, nine hundred ninety-six million, seven hundred fifty-seven thousand, seven hundred seventy-five".