9796776979 has 12 divisors (see below), whose sum is σ = 11335116520. Its totient is φ = 8437413600.

The previous prime is 9796776947. The next prime is 9796777027.

9796776979 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9796776979 - 2⁵ = 9796776947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9796776079) 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 in 11 ways as a sum of consecutive naturals, for example, 2128362 + ... + 2132959.

Almost surely, 2^9796776979 is an apocalyptic number.

9796776979 is a deficient number, since it is larger than the sum of its proper divisors (1538339541).

9796776979 is a wasteful number, since it uses less digits than its factorization.

9796776979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4261362 (or 4261351 counting only the distinct ones).

The product of its digits is 567106596, while the sum is 76.

The square root of 9796776979 is about 98978.6693131404. The cubic root of 9796776979 is about 2139.7403373039.

The spelling of 9796776979 in words is "nine billion, seven hundred ninety-six million, seven hundred seventy-six thousand, nine hundred seventy-nine".