9673992578879 has 16 divisors (see below), whose sum is σ = 9804261513600. Its totient is φ = 9544487682144.

The previous prime is 9673992578857. The next prime is 9673992578891. The reversal of 9673992578879 is 9788752993769.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9673992578879 is a prime.

It is a super-3 number, since 3×9673992578879³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9673992578794 and 9673992578803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9673992578479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81079664 + ... + 81198890.

It is an arithmetic number, because the mean of its divisors is an integer number (612766344600).

Almost surely, 2^{9673992578879} is an apocalyptic number.

9673992578879 is a deficient number, since it is larger than the sum of its proper divisors (130268934721).

9673992578879 is a wasteful number, since it uses less digits than its factorization.

9673992578879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122422.

The product of its digits is 25924872960, while the sum is 89.

The spelling of 9673992578879 in words is "nine trillion, six hundred seventy-three billion, nine hundred ninety-two million, five hundred seventy-eight thousand, eight hundred seventy-nine".