4044451216 has 45 divisors (see below), whose sum is σ = 8492214369. Its totient is φ = 1865143488.

The previous prime is 4044451199. The next prime is 4044451223. The reversal of 4044451216 is 6121544404.

The square root of 4044451216 is 63596.

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

It can be written as a sum of positive squares in only one way, i.e., 598291600 + 3446159616 = 24460^2 + 58704^2 .

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, 3306381 + ... + 3307603.

Almost surely, 2^4044451216 is an apocalyptic number.

4044451216 is the 63596-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4044451216

4044451216 is an abundant number, since it is smaller than the sum of its proper divisors (4447763153).

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

4044451216 is an equidigital number, since it uses as much as digits as its factorization.

4044451216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2480 (or 1238 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 31.

The cubic root of 4044451216 is about 1593.2595626908.

The spelling of 4044451216 in words is "four billion, forty-four million, four hundred fifty-one thousand, two hundred sixteen".