443033645136664 has 32 divisors (see below), whose sum is σ = 843942802410000. Its totient is φ = 217995747766272.

The previous prime is 443033645136653. The next prime is 443033645136743. The reversal of 443033645136664 is 466631546330344.

It is a junction number, because it is equal to n+sod(n) for n = 443033645136599 and 443033645136608.

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, 844525374 + ... + 845049805.

Almost surely, 2^{443033645136664} is an apocalyptic number.

It is an amenable number.

443033645136664 is a deficient number, since it is larger than the sum of its proper divisors (400909157273336).

443033645136664 is a wasteful number, since it uses less digits than its factorization.

443033645136664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689575707 (or 1689575703 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 58.

The spelling of 443033645136664 in words is "four hundred forty-three trillion, thirty-three billion, six hundred forty-five million, one hundred thirty-six thousand, six hundred sixty-four".