6166206220 has 24 divisors (see below), whose sum is σ = 12977020224. Its totient is φ = 2461151616.

The previous prime is 6166206217. The next prime is 6166206281. The reversal of 6166206220 is 226026616.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323689 + ... + 342208.

It is an arithmetic number, because the mean of its divisors is an integer number (540709176).

Almost surely, 2^6166206220 is an apocalyptic number.

It is an amenable number.

6166206220 is an abundant number, since it is smaller than the sum of its proper divisors (6810814004).

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

6166206220 is a wasteful number, since it uses less digits than its factorization.

6166206220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666369 (or 666367 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 6166206220 is about 78525.1948103282. The cubic root of 6166206220 is about 1833.7467128082.

The spelling of 6166206220 in words is "six billion, one hundred sixty-six million, two hundred six thousand, two hundred twenty".