4581441440864 has 24 divisors (see below), whose sum is σ = 9019936259208. Its totient is φ = 2290663978240.

The previous prime is 4581441440857. The next prime is 4581441440881. The reversal of 4581441440864 is 4680441441854.

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, 445862 + ... + 3059685.

It is an arithmetic number, because the mean of its divisors is an integer number (375830677467).

Almost surely, 2^{4581441440864} is an apocalyptic number.

It is an amenable number.

4581441440864 is a deficient number, since it is larger than the sum of its proper divisors (4438494818344).

4581441440864 is a wasteful number, since it uses less digits than its factorization.

4581441440864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546398 (or 3546390 counting only the distinct ones).

The product of its (nonzero) digits is 7864320, while the sum is 53.

The spelling of 4581441440864 in words is "four trillion, five hundred eighty-one billion, four hundred forty-one million, four hundred forty thousand, eight hundred sixty-four".