40104004004 has 24 divisors (see below), whose sum is σ = 73242828288. Its totient is φ = 19177706240.

The previous prime is 40104003997. The next prime is 40104004063. The reversal of 40104004004 is 40040040104.

It is a super-2 number, since 2×40104004004² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 833204 + ... + 880020.

It is an arithmetic number, because the mean of its divisors is an integer number (3051784512).

Almost surely, 2^40104004004 is an apocalyptic number.

It is an amenable number.

40104004004 is a deficient number, since it is larger than the sum of its proper divisors (33138824284).

40104004004 is a wasteful number, since it uses less digits than its factorization.

40104004004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56155 (or 56153 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 40104004004 its reverse (40040040104), we get a palindrome (80144044108).

The spelling of 40104004004 in words is "forty billion, one hundred four million, four thousand, four".