9866773064 has 16 divisors (see below), whose sum is σ = 18501411120. Its totient is φ = 4933063440.

The previous prime is 9866773061. The next prime is 9866773073. The reversal of 9866773064 is 4603776689.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9866773061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133379 + ... + 193709.

It is an arithmetic number, because the mean of its divisors is an integer number (1156338195).

Almost surely, 2^9866773064 is an apocalyptic number.

It is an amenable number.

9866773064 is a deficient number, since it is larger than the sum of its proper divisors (8634638056).

9866773064 is a wasteful number, since it uses less digits than its factorization.

9866773064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80780 (or 80776 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 56.

The square root of 9866773064 is about 99331.6317393407. The cubic root of 9866773064 is about 2144.8242594684.

The spelling of 9866773064 in words is "nine billion, eight hundred sixty-six million, seven hundred seventy-three thousand, sixty-four".