8448040408 has 16 divisors (see below), whose sum is σ = 16208450280. Its totient is φ = 4125787008.

The previous prime is 8448040379. The next prime is 8448040409. The reversal of 8448040408 is 8040408448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8448040409) 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, 12278785 + ... + 12279472.

Almost surely, 2^8448040408 is an apocalyptic number.

It is an amenable number.

8448040408 is a deficient number, since it is larger than the sum of its proper divisors (7760409872).

8448040408 is a wasteful number, since it uses less digits than its factorization.

8448040408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24558306 (or 24558302 counting only the distinct ones).

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

The square root of 8448040408 is about 91913.2221609057. Note that the first 3 decimals coincide. The cubic root of 8448040408 is about 2036.6605950670.

It can be divided in two parts, 8448040 and 408, that added together give a palindrome (8448448).

The spelling of 8448040408 in words is "eight billion, four hundred forty-eight million, forty thousand, four hundred eight".