3666687002 has 16 divisors (see below), whose sum is σ = 6260905152. Its totient is φ = 1594211520.

The previous prime is 3666687001. The next prime is 3666687019. The reversal of 3666687002 is 2007866663.

It is not an unprimeable number, because it can be changed into a prime (3666687001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3622703 + ... + 3623714.

It is an arithmetic number, because the mean of its divisors is an integer number (391306572).

Almost surely, 2^3666687002 is an apocalyptic number.

3666687002 is a deficient number, since it is larger than the sum of its proper divisors (2594218150).

3666687002 is a wasteful number, since it uses less digits than its factorization.

3666687002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7246453.

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 3666687002 is about 60553.1749952057. The cubic root of 3666687002 is about 1542.0245204064.

The spelling of 3666687002 in words is "three billion, six hundred sixty-six million, six hundred eighty-seven thousand, two".