2646082066 has 8 divisors (see below), whose sum is σ = 4097159424. Its totient is φ = 1280362260.

The previous prime is 2646082009. The next prime is 2646082129. The reversal of 2646082066 is 6602806462.

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, 21339310 + ... + 21339433.

It is an arithmetic number, because the mean of its divisors is an integer number (512144928).

Almost surely, 2^2646082066 is an apocalyptic number.

2646082066 is a deficient number, since it is larger than the sum of its proper divisors (1451077358).

2646082066 is a wasteful number, since it uses less digits than its factorization.

2646082066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42678776.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 2646082066 is about 51440.0822899808. The cubic root of 2646082066 is about 1383.1451867919.

The spelling of 2646082066 in words is "two billion, six hundred forty-six million, eighty-two thousand, sixty-six".