9879669790 has 8 divisors (see below), whose sum is σ = 17783405640. Its totient is φ = 3951867912.

The previous prime is 9879669763. The next prime is 9879669847. The reversal of 9879669790 is 979669789.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 493983480 + ... + 493983499.

It is an arithmetic number, because the mean of its divisors is an integer number (2222925705).

Almost surely, 2^9879669790 is an apocalyptic number.

9879669790 is a deficient number, since it is larger than the sum of its proper divisors (7903735850).

9879669790 is a wasteful number, since it uses less digits than its factorization.

9879669790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987966986.

The product of its (nonzero) digits is 92588832, while the sum is 70.

The square root of 9879669790 is about 99396.5280580766. The cubic root of 9879669790 is about 2145.7583428981.

The spelling of 9879669790 in words is "nine billion, eight hundred seventy-nine million, six hundred sixty-nine thousand, seven hundred ninety".