6444760004 has 24 divisors (see below), whose sum is σ = 11709481728. Its totient is φ = 3100396320.

The previous prime is 6444759961. The next prime is 6444760031. The reversal of 6444760004 is 4000674446.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128762 + ... + 171665.

It is an arithmetic number, because the mean of its divisors is an integer number (487895072).

Almost surely, 2^6444760004 is an apocalyptic number.

It is an amenable number.

6444760004 is a deficient number, since it is larger than the sum of its proper divisors (5264721724).

6444760004 is a wasteful number, since it uses less digits than its factorization.

6444760004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300635 (or 300633 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 6444760004 is about 80279.2626024928. The cubic root of 6444760004 is about 1860.9537641342.

The spelling of 6444760004 in words is "six billion, four hundred forty-four million, seven hundred sixty thousand, four".