6650206560605 has 8 divisors (see below), whose sum is σ = 8012041690464. Its totient is φ = 5298969370000.

The previous prime is 6650206560563. The next prime is 6650206560607. The reversal of 6650206560605 is 5060656020566.

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

It is not a de Polignac number, because 6650206560605 - 2¹⁴ = 6650206544221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6650206560605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6650206560607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2649483431 + ... + 2649485940.

It is an arithmetic number, because the mean of its divisors is an integer number (1001505211308).

Almost surely, 2^{6650206560605} is an apocalyptic number.

It is an amenable number.

6650206560605 is a deficient number, since it is larger than the sum of its proper divisors (1361835129859).

6650206560605 is a wasteful number, since it uses less digits than its factorization.

6650206560605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5298969627.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 6650206560605 in words is "six trillion, six hundred fifty billion, two hundred six million, five hundred sixty thousand, six hundred five".