6404650006 has 16 divisors (see below), whose sum is σ = 10178531280. Its totient is φ = 3012044800.

The previous prime is 6404649991. The next prime is 6404650033. The reversal of 6404650006 is 6000564046.

It is a self number, because there is not a number n which added to its sum of digits gives 6404650006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4396 + ... + 113263.

It is an arithmetic number, because the mean of its divisors is an integer number (636158205).

Almost surely, 2^6404650006 is an apocalyptic number.

6404650006 is a deficient number, since it is larger than the sum of its proper divisors (3773881274).

6404650006 is a wasteful number, since it uses less digits than its factorization.

6404650006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119279.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 6404650006 is about 80029.0572604726. The cubic root of 6404650006 is about 1857.0850790867.

The spelling of 6404650006 in words is "six billion, four hundred four million, six hundred fifty thousand, six".