6655200211 has 4 divisors (see below), whose sum is σ = 7260218424. Its totient is φ = 6050182000.

The previous prime is 6655200197. The next prime is 6655200217. The reversal of 6655200211 is 1120025566.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6655200211 - 2¹⁵ = 6655167443 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 6655200211.

It is not an unprimeable number, because it can be changed into a prime (6655200217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302509090 + ... + 302509111.

It is an arithmetic number, because the mean of its divisors is an integer number (1815054606).

Almost surely, 2^6655200211 is an apocalyptic number.

6655200211 is a deficient number, since it is larger than the sum of its proper divisors (605018213).

6655200211 is a wasteful number, since it uses less digits than its factorization.

6655200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605018212.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 6655200211 is about 81579.4104599929. The cubic root of 6655200211 is about 1880.9924037444.

Adding to 6655200211 its reverse (1120025566), we get a palindrome (7775225777).

The spelling of 6655200211 in words is "six billion, six hundred fifty-five million, two hundred thousand, two hundred eleven".