9800648066 has 8 divisors (see below), whose sum is σ = 16037424144. Its totient is φ = 4454840020.

The previous prime is 9800648057. The next prime is 9800648083. The reversal of 9800648066 is 6608460089.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9800648066.

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, 222741980 + ... + 222742023.

It is an arithmetic number, because the mean of its divisors is an integer number (2004678018).

Almost surely, 2^9800648066 is an apocalyptic number.

9800648066 is a deficient number, since it is larger than the sum of its proper divisors (6236776078).

9800648066 is a wasteful number, since it uses less digits than its factorization.

9800648066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445484016.

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 9800648066 is about 98998.2225395992. Note that the first 3 decimals coincide. The cubic root of 9800648066 is about 2140.0221316895.

The spelling of 9800648066 in words is "nine billion, eight hundred million, six hundred forty-eight thousand, sixty-six".