8008440040408 has 16 divisors (see below), whose sum is σ = 15806131659000. Its totient is φ = 3793471598016.

The previous prime is 8008440040343. The next prime is 8008440040421. The reversal of 8008440040408 is 8040400448008.

It is a super-2 number, since 2×8008440040408² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26343552613 + ... + 26343552916.

Almost surely, 2^{8008440040408} is an apocalyptic number.

It is an amenable number.

8008440040408 is a deficient number, since it is larger than the sum of its proper divisors (7797691618592).

8008440040408 is a wasteful number, since it uses less digits than its factorization.

8008440040408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52687105554 (or 52687105550 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 8008440040408 in words is "eight trillion, eight billion, four hundred forty million, forty thousand, four hundred eight".