4000040000004 has 12 divisors (see below), whose sum is σ = 9333426666704. Its totient is φ = 1333346666664.

The previous prime is 4000039999871. The next prime is 4000040000009. The reversal of 4000040000004 is 4000000400004.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 333336666667 = 4000040000004 / (4 + 0 + 0 + 0 + 0 + 4 + 0 + 0 + 0 + 0 + 0 + 0 + 4).

It is not an unprimeable number, because it can be changed into a prime (4000040000009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166668333322 + ... + 166668333345.

Almost surely, 2^{4000040000004} is an apocalyptic number.

It is an amenable number.

4000040000004 is an abundant number, since it is smaller than the sum of its proper divisors (5333386666700).

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

4000040000004 is a wasteful number, since it uses less digits than its factorization.

4000040000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333336666674 (or 333336666672 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 4000040000004 its reverse (4000000400004), we get a palindrome (8000040400008).

The spelling of 4000040000004 in words is "four trillion, forty million, four", and thus it is an aban number and an eban number.