4421574384516 has 27 divisors (see below), whose sum is σ = 11176789363831. Its totient is φ = 1473853922664.

The previous prime is 4421574384473. The next prime is 4421574384551. The reversal of 4421574384516 is 6154834751244.

The square root of 4421574384516 is 2102754.

It is a perfect power (a square), and thus also a powerful number.

4421574384516 is a `hidden beast` number, since 4 + 4 + 2 + 1 + 5 + 7 + 43 + 84 + 516 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12441295 + ... + 12791753.

Almost surely, 2^{4421574384516} is an apocalyptic number.

4421574384516 is the 2102754-th square number.

It is an amenable number.

4421574384516 is an abundant number, since it is smaller than the sum of its proper divisors (6755214979315).

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

4421574384516 is an frugal number, since it uses more digits than its factorization.

4421574384516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700928 (or 350464 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 54.

The spelling of 4421574384516 in words is "four trillion, four hundred twenty-one billion, five hundred seventy-four million, three hundred eighty-four thousand, five hundred sixteen".