9663776690 has 32 divisors (see below), whose sum is σ = 17931020544. Its totient is φ = 3747888640.

The previous prime is 9663776687. The next prime is 9663776813. The reversal of 9663776690 is 966773669.

It is a super-2 number, since 2×9663776690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45791 + ... + 146370.

It is an arithmetic number, because the mean of its divisors is an integer number (560344392).

Almost surely, 2^9663776690 is an apocalyptic number.

9663776690 is a deficient number, since it is larger than the sum of its proper divisors (8267243854).

9663776690 is a wasteful number, since it uses less digits than its factorization.

9663776690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192322.

The product of its (nonzero) digits is 15431472, while the sum is 59.

The square root of 9663776690 is about 98304.5100186151. The cubic root of 9663776690 is about 2130.0132020312.

The spelling of 9663776690 in words is "nine billion, six hundred sixty-three million, seven hundred seventy-six thousand, six hundred ninety".