4040840008 has 16 divisors (see below), whose sum is σ = 7905991680. Its totient is φ = 1932575568.

The previous prime is 4040839981. The next prime is 4040840009. The reversal of 4040840008 is 8000480404.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4040840009) 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, 10980360 + ... + 10980727.

It is an arithmetic number, because the mean of its divisors is an integer number (494124480).

Almost surely, 2^4040840008 is an apocalyptic number.

It is an amenable number.

4040840008 is a deficient number, since it is larger than the sum of its proper divisors (3865151672).

4040840008 is a wasteful number, since it uses less digits than its factorization.

4040840008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21961116 (or 21961112 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 4040840008 is about 63567.6018739106. The cubic root of 4040840008 is about 1592.7852251649.

The spelling of 4040840008 in words is "four billion, forty million, eight hundred forty thousand, eight".