6604344685 has 8 divisors (see below), whose sum is σ = 7950698496. Its totient is φ = 5266485840.

The previous prime is 6604344679. The next prime is 6604344697. The reversal of 6604344685 is 5864434066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6604344685 - 2⁷ = 6604344557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122029 + ... + 2125138.

It is an arithmetic number, because the mean of its divisors is an integer number (993837312).

Almost surely, 2^6604344685 is an apocalyptic number.

It is an amenable number.

6604344685 is a deficient number, since it is larger than the sum of its proper divisors (1346353811).

6604344685 is a wasteful number, since it uses less digits than its factorization.

6604344685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247483.

The product of its (nonzero) digits is 1658880, while the sum is 46.

The square root of 6604344685 is about 81267.1193349438. The cubic root of 6604344685 is about 1876.1889641830.

The spelling of 6604344685 in words is "six billion, six hundred four million, three hundred forty-four thousand, six hundred eighty-five".