6408424408 has 32 divisors (see below), whose sum is σ = 12831120000. Its totient is φ = 2993921280.

The previous prime is 6408424403. The next prime is 6408424423. The reversal of 6408424408 is 8044248046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6408424403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438333 + ... + 452716.

It is an arithmetic number, because the mean of its divisors is an integer number (400972500).

Almost surely, 2^6408424408 is an apocalyptic number.

It is an amenable number.

6408424408 is an abundant number, since it is smaller than the sum of its proper divisors (6422695592).

6408424408 is a wasteful number, since it uses less digits than its factorization.

6408424408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891115 (or 891111 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 40.

The square root of 6408424408 is about 80052.6352345755. The cubic root of 6408424408 is about 1857.4498145602.

The spelling of 6408424408 in words is "six billion, four hundred eight million, four hundred twenty-four thousand, four hundred eight".