4044644012 has 18 divisors (see below), whose sum is σ = 7518981372. Its totient is φ = 1903361344.

The previous prime is 4044644003. The next prime is 4044644041. The reversal of 4044644012 is 2104464404.

4044644012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4044644012² = 32718290367614912288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1748258 + ... + 1750569.

Almost surely, 2^4044644012 is an apocalyptic number.

It is an amenable number.

4044644012 is a deficient number, since it is larger than the sum of its proper divisors (3474337360).

4044644012 is a wasteful number, since it uses less digits than its factorization.

4044644012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3498865 (or 3498846 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

The square root of 4044644012 is about 63597.5157690927. The cubic root of 4044644012 is about 1593.2848787904.

The spelling of 4044644012 in words is "four billion, forty-four million, six hundred forty-four thousand, twelve".