9768888679 has 4 divisors (see below), whose sum is σ = 10656969480. Its totient is φ = 8880807880.

The previous prime is 9768888659. The next prime is 9768888743.

9768888679 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9768888679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9768888659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444040384 + ... + 444040405.

It is an arithmetic number, because the mean of its divisors is an integer number (2664242370).

Almost surely, 2^9768888679 is an apocalyptic number.

9768888679 is a deficient number, since it is larger than the sum of its proper divisors (888080801).

9768888679 is a wasteful number, since it uses less digits than its factorization.

9768888679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888080800.

The product of its digits is 585252864, while the sum is 76.

The square root of 9768888679 is about 98837.6885555303. The cubic root of 9768888679 is about 2137.7080214952.

The spelling of 9768888679 in words is "nine billion, seven hundred sixty-eight million, eight hundred eighty-eight thousand, six hundred seventy-nine".