404111042000040 has 64 divisors (see below), whose sum is σ = 1212340639959360. Its totient is φ = 107762276625920.

The previous prime is 404111041999979. The next prime is 404111042000129. The reversal of 404111042000040 is 40000240111404.

It is a junction number, because it is equal to n+sod(n) for n = 404111041999980 and 404111042000016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9158572 + ... + 29868068.

It is an arithmetic number, because the mean of its divisors is an integer number (18942822499365).

Almost surely, 2^{404111042000040} is an apocalyptic number.

404111042000040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404111042000040 is an abundant number, since it is smaller than the sum of its proper divisors (808229597959320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404111042000040 is a wasteful number, since it uses less digits than its factorization.

404111042000040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20872122 (or 20872118 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 404111042000040 its reverse (40000240111404), we get a palindrome (444111282111444).

The spelling of 404111042000040 in words is "four hundred four trillion, one hundred eleven billion, forty-two million, forty", and thus it is an aban number.