4044013012 has 12 divisors (see below), whose sum is σ = 7621409236. Its totient is φ = 1866467520.

The previous prime is 4044013009. The next prime is 4044013021. The reversal of 4044013012 is 2103104404.

It can be written as a sum of positive squares in 2 ways, for example, as 188348176 + 3855664836 = 13724^2 + 62094^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38884689 + ... + 38884792.

Almost surely, 2^4044013012 is an apocalyptic number.

It is an amenable number.

4044013012 is a deficient number, since it is larger than the sum of its proper divisors (3577396224).

4044013012 is a wasteful number, since it uses less digits than its factorization.

4044013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77769498 (or 77769496 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4044013012 is about 63592.5546899950. The cubic root of 4044013012 is about 1593.2020190017.

Adding to 4044013012 its reverse (2103104404), we get a palindrome (6147117416).

The spelling of 4044013012 in words is "four billion, forty-four million, thirteen thousand, twelve".