6618228166 has 16 divisors (see below), whose sum is σ = 10832648400. Its totient is φ = 3007502080.

The previous prime is 6618228079. The next prime is 6618228179.

6618228166 is nontrivially palindromic in base 10.

It is a congruent number.

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, 51930 + ... + 126226.

It is an arithmetic number, because the mean of its divisors is an integer number (677040525).

Almost surely, 2^6618228166 is an apocalyptic number.

6618228166 is a deficient number, since it is larger than the sum of its proper divisors (4214420234).

6618228166 is a wasteful number, since it uses less digits than its factorization.

6618228166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78359.

The product of its digits is 331776, while the sum is 46.

The square root of 6618228166 is about 81352.4932992222. The cubic root of 6618228166 is about 1877.5027358422.

The spelling of 6618228166 in words is "six billion, six hundred eighteen million, two hundred twenty-eight thousand, one hundred sixty-six".