2000680066 has 24 divisors (see below), whose sum is σ = 3769879680. Its totient is φ = 779485080.

The previous prime is 2000680063. The next prime is 2000680079. The reversal of 2000680066 is 6600860002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2000680063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 588826 + ... + 592213.

It is an arithmetic number, because the mean of its divisors is an integer number (157078320).

Almost surely, 2^2000680066 is an apocalyptic number.

2000680066 is a deficient number, since it is larger than the sum of its proper divisors (1769199614).

2000680066 is a wasteful number, since it uses less digits than its factorization.

2000680066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1181070 (or 1181059 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2000680066 is about 44728.9622727825. The cubic root of 2000680066 is about 1260.0638386233.

The spelling of 2000680066 in words is "two billion, six hundred eighty thousand, sixty-six".