2644064006 has 8 divisors (see below), whose sum is σ = 4062830184. Its totient is φ = 1289787280.

The previous prime is 2644063979. The next prime is 2644064021. The reversal of 2644064006 is 6004604462.

2644064006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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, 16122260 + ... + 16122423.

It is an arithmetic number, because the mean of its divisors is an integer number (507853773).

Almost surely, 2^2644064006 is an apocalyptic number.

2644064006 is a deficient number, since it is larger than the sum of its proper divisors (1418766178).

2644064006 is a wasteful number, since it uses less digits than its factorization.

2644064006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32244726.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 2644064006 is about 51420.4629111796. The cubic root of 2644064006 is about 1382.7934743603.

Adding to 2644064006 its reverse (6004604462), we get a palindrome (8648668468).

The spelling of 2644064006 in words is "two billion, six hundred forty-four million, sixty-four thousand, six".