4581441440863 has 8 divisors (see below), whose sum is σ = 5236707561120. Its totient is φ = 3926368942080.

The previous prime is 4581441440857. The next prime is 4581441440881. The reversal of 4581441440863 is 3680441441854.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4581441440863 - 2⁹ = 4581441440351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4581441440863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4581441440833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48354658 + ... + 48449311.

It is an arithmetic number, because the mean of its divisors is an integer number (654588445140).

Almost surely, 2^{4581441440863} is an apocalyptic number.

4581441440863 is a deficient number, since it is larger than the sum of its proper divisors (655266120257).

4581441440863 is an equidigital number, since it uses as much as digits as its factorization.

4581441440863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96810737.

The product of its (nonzero) digits is 5898240, while the sum is 52.

Subtracting from 4581441440863 its reverse (3680441441854), we obtain a palindrome (900999999009).

The spelling of 4581441440863 in words is "four trillion, five hundred eighty-one billion, four hundred forty-one million, four hundred forty thousand, eight hundred sixty-three".