4401665040568 has 16 divisors (see below), whose sum is σ = 8388419033160. Its totient is φ = 2164753298400.

The previous prime is 4401665040533. The next prime is 4401665040571. The reversal of 4401665040568 is 8650405661044.

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, 4509902218 + ... + 4509903193.

Almost surely, 2^{4401665040568} is an apocalyptic number.

It is an amenable number.

4401665040568 is a deficient number, since it is larger than the sum of its proper divisors (3986753992592).

4401665040568 is a wasteful number, since it uses less digits than its factorization.

4401665040568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9019805478 (or 9019805474 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 49.

The spelling of 4401665040568 in words is "four trillion, four hundred one billion, six hundred sixty-five million, forty thousand, five hundred sixty-eight".