2006646002 has 8 divisors (see below), whose sum is σ = 3026599212. Its totient is φ = 997779600.

The previous prime is 2006645969. The next prime is 2006646011. The reversal of 2006646002 is 2006466002.

It can be written as a sum of positive squares in 2 ways, for example, as 1967720881 + 38925121 = 44359^2 + 6239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2771249 + ... + 2771972.

Almost surely, 2^2006646002 is an apocalyptic number.

2006646002 is a deficient number, since it is larger than the sum of its proper divisors (1019953210).

2006646002 is a wasteful number, since it uses less digits than its factorization.

2006646002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5543404.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 2006646002 is about 44795.6024850654. The cubic root of 2006646002 is about 1261.3150798818.

The spelling of 2006646002 in words is "two billion, six million, six hundred forty-six thousand, two".