9918086966 has 8 divisors (see below), whose sum is σ = 14877855984. Its totient is φ = 4958801640.

The previous prime is 9918086947. The next prime is 9918086993. The reversal of 9918086966 is 6696808199.

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

It is a junction number, because it is equal to n+sod(n) for n = 9918086899 and 9918086908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64370 + ... + 154853.

It is an arithmetic number, because the mean of its divisors is an integer number (1859731998).

Almost surely, 2^9918086966 is an apocalyptic number.

9918086966 is a deficient number, since it is larger than the sum of its proper divisors (4959769018).

9918086966 is a wasteful number, since it uses less digits than its factorization.

9918086966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241846.

The product of its (nonzero) digits is 10077696, while the sum is 62.

The square root of 9918086966 is about 99589.5926590726. The cubic root of 9918086966 is about 2148.5360119058.

The spelling of 9918086966 in words is "nine billion, nine hundred eighteen million, eighty-six thousand, nine hundred sixty-six".