6344042664 has 16 divisors (see below), whose sum is σ = 15860106720. Its totient is φ = 2114680880.

The previous prime is 6344042633. The next prime is 6344042713. The reversal of 6344042664 is 4662404436.

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, 132167532 + ... + 132167579.

It is an arithmetic number, because the mean of its divisors is an integer number (991256670).

Almost surely, 2^6344042664 is an apocalyptic number.

It is an amenable number.

6344042664 is an abundant number, since it is smaller than the sum of its proper divisors (9516064056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6344042664 is a wasteful number, since it uses less digits than its factorization.

6344042664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264335120 (or 264335116 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 39.

The square root of 6344042664 is about 79649.4988308150. The cubic root of 6344042664 is about 1851.2086247811.

The spelling of 6344042664 in words is "six billion, three hundred forty-four million, forty-two thousand, six hundred sixty-four".