6644350584045 has 96 divisors (see below), whose sum is σ = 11604812544000. Its totient is φ = 3516733366272.

The previous prime is 6644350583929. The next prime is 6644350584059. The reversal of 6644350584045 is 5404850534466.

6644350584045 is a `hidden beast` number, since 6 + 6 + 4 + 4 + 3 + 50 + 584 + 0 + 4 + 5 = 666.

6644350584045 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6644350584045 - 2⁷ = 6644350583917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6644350583982 and 6644350584000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6112557492 + ... + 6112558578.

It is an arithmetic number, because the mean of its divisors is an integer number (120883464000).

Almost surely, 2^{6644350584045} is an apocalyptic number.

It is an amenable number.

6644350584045 is a deficient number, since it is larger than the sum of its proper divisors (4960461959955).

6644350584045 is a wasteful number, since it uses less digits than its factorization.

6644350584045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899 (or 2896 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 54.

The spelling of 6644350584045 in words is "six trillion, six hundred forty-four billion, three hundred fifty million, five hundred eighty-four thousand, forty-five".