8020566601 has 8 divisors (see below), whose sum is σ = 8376462144. Its totient is φ = 7665269040.

The previous prime is 8020566581. The next prime is 8020566607. The reversal of 8020566601 is 1066650208.

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

It is a cyclic number.

It is not a de Polignac number, because 8020566601 - 2⁹ = 8020566089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8020566607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121966 + ... + 175831.

It is an arithmetic number, because the mean of its divisors is an integer number (1047057768).

Almost surely, 2^8020566601 is an apocalyptic number.

It is an amenable number.

8020566601 is a deficient number, since it is larger than the sum of its proper divisors (355895543).

8020566601 is a wasteful number, since it uses less digits than its factorization.

8020566601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298991.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 8020566601 is about 89557.6160971249. The cubic root of 8020566601 is about 2001.7124168125.

The spelling of 8020566601 in words is "eight billion, twenty million, five hundred sixty-six thousand, six hundred one".