4000040000404 has 36 divisors (see below), whose sum is σ = 8621934966036. Its totient is φ = 1613461511424.

The previous prime is 4000040000347. The next prime is 4000040000413. The reversal of 4000040000404 is 4040000400004.

It can be written as a sum of positive squares in 2 ways, for example, as 3667454803600 + 332585196804 = 1915060^2 + 576702^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600242767 + ... + 600249430.

It is an arithmetic number, because the mean of its divisors is an integer number (239498193501).

Almost surely, 2^{4000040000404} is an apocalyptic number.

It is an amenable number.

4000040000404 is an abundant number, since it is smaller than the sum of its proper divisors (4621894965632).

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

4000040000404 is a wasteful number, since it uses less digits than its factorization.

4000040000404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200492232 (or 1200492223 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 4000040000404 its reverse (4040000400004), we get a palindrome (8040040400408).

The spelling of 4000040000404 in words is "four trillion, forty million, four hundred four", and thus it is an aban number.