6668216202 has 16 divisors (see below), whose sum is σ = 13371625440. Its totient is φ = 2216873232.

The previous prime is 6668216141. The next prime is 6668216213. The reversal of 6668216202 is 2026128666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1463913 + ... + 1468460.

It is an arithmetic number, because the mean of its divisors is an integer number (835726590).

Almost surely, 2^6668216202 is an apocalyptic number.

6668216202 is an abundant number, since it is smaller than the sum of its proper divisors (6703409238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6668216202 is a wasteful number, since it uses less digits than its factorization.

6668216202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932757.

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 6668216202 is about 81659.1464687208. The cubic root of 6668216202 is about 1882.2178633238.

The spelling of 6668216202 in words is "six billion, six hundred sixty-eight million, two hundred sixteen thousand, two hundred two".