6424664904 has 256 divisors, whose sum is σ = 21465561600. Its totient is φ = 1741824000.

The previous prime is 6424664893. The next prime is 6424664927. The reversal of 6424664904 is 4094664246.

It is a self number, because there is not a number n which added to its sum of digits gives 6424664904.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2292304 + ... + 2295104.

It is an arithmetic number, because the mean of its divisors is an integer number (83849850).

Almost surely, 2^6424664904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6424664904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10732780800).

6424664904 is an abundant number, since it is smaller than the sum of its proper divisors (15040896696).

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

6424664904 is a wasteful number, since it uses less digits than its factorization.

6424664904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901 (or 2891 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The square root of 6424664904 is about 80154.0074107340. The cubic root of 6424664904 is about 1859.0175665075.

The spelling of 6424664904 in words is "six billion, four hundred twenty-four million, six hundred sixty-four thousand, nine hundred four".