6606765801 has 12 divisors (see below), whose sum is σ = 9958024128. Its totient is φ = 4213009944.

The previous prime is 6606765799. The next prime is 6606765859. The reversal of 6606765801 is 1085676066.

6606765801 is a `hidden beast` number, since 6 + 6 + 0 + 67 + 6 + 580 + 1 = 666.

6606765801 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6606765801 - 2¹ = 6606765799 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6606765881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15958165 + ... + 15958578.

It is an arithmetic number, because the mean of its divisors is an integer number (829835344).

Almost surely, 2^6606765801 is an apocalyptic number.

It is an amenable number.

6606765801 is a deficient number, since it is larger than the sum of its proper divisors (3351258327).

6606765801 is a wasteful number, since it uses less digits than its factorization.

6606765801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31916772 (or 31916769 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 6606765801 is about 81282.0140067900. The cubic root of 6606765801 is about 1876.4182029830.

The spelling of 6606765801 in words is "six billion, six hundred six million, seven hundred sixty-five thousand, eight hundred one".