4521443340216 has 64 divisors (see below), whose sum is σ = 12332975500800. Its totient is φ = 1369938080000.

The previous prime is 4521443340191. The next prime is 4521443340217. The reversal of 4521443340216 is 6120433441254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521443340217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625105 + ... + 3071423.

It is an arithmetic number, because the mean of its divisors is an integer number (192702742200).

Almost surely, 2^{4521443340216} is an apocalyptic number.

It is an amenable number.

4521443340216 is an abundant number, since it is smaller than the sum of its proper divisors (7811532160584).

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

4521443340216 is a wasteful number, since it uses less digits than its factorization.

4521443340216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2453340 (or 2453336 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 4521443340216 in words is "four trillion, five hundred twenty-one billion, four hundred forty-three million, three hundred forty thousand, two hundred sixteen".