9866773065 has 16 divisors (see below), whose sum is σ = 15793502400. Its totient is φ = 5260057152.

The previous prime is 9866773061. The next prime is 9866773073. The reversal of 9866773065 is 5603776689.

It is not a de Polignac number, because 9866773065 - 2² = 9866773061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9866772996 and 9866773014.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101835 + ... + 173504.

It is an arithmetic number, because the mean of its divisors is an integer number (987093900).

Almost surely, 2^9866773065 is an apocalyptic number.

It is an amenable number.

9866773065 is a deficient number, since it is larger than the sum of its proper divisors (5926729335).

9866773065 is a wasteful number, since it uses less digits than its factorization.

9866773065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277736.

The product of its (nonzero) digits is 11430720, while the sum is 57.

The square root of 9866773065 is about 99331.6317443744. The cubic root of 9866773065 is about 2144.8242595409.

The spelling of 9866773065 in words is "nine billion, eight hundred sixty-six million, seven hundred seventy-three thousand, sixty-five".