2246646666 has 16 divisors (see below), whose sum is σ = 4901774688. Its totient is φ = 680802000.

The previous prime is 2246646631. The next prime is 2246646673. The reversal of 2246646666 is 6666466422.

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, 17019985 + ... + 17020116.

It is an arithmetic number, because the mean of its divisors is an integer number (306360918).

Almost surely, 2^2246646666 is an apocalyptic number.

2246646666 is an abundant number, since it is smaller than the sum of its proper divisors (2655128022).

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

2246646666 is a wasteful number, since it uses less digits than its factorization.

2246646666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34040117.

The product of its digits is 2985984, while the sum is 48.

The square root of 2246646666 is about 47398.8044785942. The cubic root of 2246646666 is about 1309.7193940864.

The spelling of 2246646666 in words is "two billion, two hundred forty-six million, six hundred forty-six thousand, six hundred sixty-six".