40000004404001 has 16 divisors (see below), whose sum is σ = 40832456659200. Its totient is φ = 39172768387200.

The previous prime is 40000004403973. The next prime is 40000004404013. The reversal of 40000004404001 is 10040440000004.

It is a cyclic number.

It is not a de Polignac number, because 40000004404001 - 2⁶ = 40000004403937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40000004434001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 69827336 + ... + 70397846.

It is an arithmetic number, because the mean of its divisors is an integer number (2552028541200).

Almost surely, 2^{40000004404001} is an apocalyptic number.

It is an amenable number.

40000004404001 is a deficient number, since it is larger than the sum of its proper divisors (832452255199).

40000004404001 is a wasteful number, since it uses less digits than its factorization.

40000004404001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575080.

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

Adding to 40000004404001 its reverse (10040440000004), we get a palindrome (50040444404005).

The spelling of 40000004404001 in words is "forty trillion, four million, four hundred four thousand, one".