40044044044 has 12 divisors (see below), whose sum is σ = 70088169424. Its totient is φ = 20018852784.

The previous prime is 40044044021. The next prime is 40044044069. The reversal of 40044044044 is 44044044004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763767 + ... + 814510.

Almost surely, 2^40044044044 is an apocalyptic number.

It is an amenable number.

40044044044 is a deficient number, since it is larger than the sum of its proper divisors (30044125380).

40044044044 is a wasteful number, since it uses less digits than its factorization.

40044044044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584624 (or 1584622 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40044044044 its reverse (44044044004), we get a palindrome (84088088048).

The spelling of 40044044044 in words is "forty billion, forty-four million, forty-four thousand, forty-four", and thus it is an eban number.