6605020213 has 8 divisors (see below), whose sum is σ = 7228501056. Its totient is φ = 5985376800.

The previous prime is 6605020211. The next prime is 6605020249. The reversal of 6605020213 is 3120205066.

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 6605020213 - 2¹ = 6605020211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6605020211) 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, 955753 + ... + 962638.

It is an arithmetic number, because the mean of its divisors is an integer number (903562632).

Almost surely, 2^6605020213 is an apocalyptic number.

It is an amenable number.

6605020213 is a deficient number, since it is larger than the sum of its proper divisors (623480843).

6605020213 is a wasteful number, since it uses less digits than its factorization.

6605020213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918715.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 6605020213 is about 81271.2754483403. The cubic root of 6605020213 is about 1876.2529309114.

Adding to 6605020213 its reverse (3120205066), we get a palindrome (9725225279).

The spelling of 6605020213 in words is "six billion, six hundred five million, twenty thousand, two hundred thirteen".