3443643432664 has 16 divisors (see below), whose sum is σ = 6494154163920. Its totient is φ = 1711868988960.

The previous prime is 3443643432643. The next prime is 3443643432763. The reversal of 3443643432664 is 4662343463443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1244089452 + ... + 1244092219.

It is an arithmetic number, because the mean of its divisors is an integer number (405884635245).

Almost surely, 2^{3443643432664} is an apocalyptic number.

It is an amenable number.

3443643432664 is a deficient number, since it is larger than the sum of its proper divisors (3050510731256).

3443643432664 is a wasteful number, since it uses less digits than its factorization.

3443643432664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488181850 (or 2488181846 counting only the distinct ones).

The product of its digits is 35831808, while the sum is 52.

The spelling of 3443643432664 in words is "three trillion, four hundred forty-three billion, six hundred forty-three million, four hundred thirty-two thousand, six hundred sixty-four".