6622662266 has 24 divisors (see below), whose sum is σ = 10929897972. Its totient is φ = 3007347200.

The previous prime is 6622662217. The next prime is 6622662289.

6622662266 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 6421618225 + 201044041 = 80135^2 + 14179^2 .

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243866 + ... + 269658.

Almost surely, 2^6622662266 is an apocalyptic number.

6622662266 is a deficient number, since it is larger than the sum of its proper divisors (4307235706).

6622662266 is a wasteful number, since it uses less digits than its factorization.

6622662266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26878 (or 26867 counting only the distinct ones).

The product of its digits is 746496, while the sum is 44.

The square root of 6622662266 is about 81379.7411276295. The cubic root of 6622662266 is about 1877.9219405072.

The spelling of 6622662266 in words is "six billion, six hundred twenty-two million, six hundred sixty-two thousand, two hundred sixty-six".