4004404044045 has 8 divisors (see below), whose sum is σ = 6407046470496. Its totient is φ = 2135682156816.

The previous prime is 4004404044023. The next prime is 4004404044073. The reversal of 4004404044045 is 5404404044004.

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

It is not a de Polignac number, because 4004404044045 - 2⁷ = 4004404043917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4004404043997 and 4004404044015.

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 7 ways as a sum of consecutive naturals, for example, 133480134787 + ... + 133480134816.

It is an arithmetic number, because the mean of its divisors is an integer number (800880808812).

Almost surely, 2^{4004404044045} is an apocalyptic number.

It is an amenable number.

4004404044045 is a deficient number, since it is larger than the sum of its proper divisors (2402642426451).

4004404044045 is a wasteful number, since it uses less digits than its factorization.

4004404044045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266960269611.

The product of its (nonzero) digits is 81920, while the sum is 33.

Adding to 4004404044045 its reverse (5404404044004), we get a palindrome (9408808088049).

The spelling of 4004404044045 in words is "four trillion, four billion, four hundred four million, forty-four thousand, forty-five".