441274561225 has 9 divisors (see below), whose sum is σ = 547184574517. Its totient is φ = 353016991840.

The previous prime is 441274561207. The next prime is 441274561283. The reversal of 441274561225 is 522165472144.

The square root of 441274561225 is 664285.

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

It can be written as a sum of positive squares in 4 ways, for example, as 116333519929 + 324941041296 = 341077^2 + 570036^2 .

It is not a de Polignac number, because 441274561225 - 2²⁵ = 441241006793 is a prime.

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, 3254997 + ... + 3387853.

Almost surely, 2^441274561225 is an apocalyptic number.

441274561225 is the 664285-th square number.

441274561225 is the 332143-rd centered octagonal number.

It is an amenable number.

441274561225 is a deficient number, since it is larger than the sum of its proper divisors (105910013292).

441274561225 is an frugal number, since it uses more digits than its factorization.

441274561225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265724 (or 132862 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The spelling of 441274561225 in words is "four hundred forty-one billion, two hundred seventy-four million, five hundred sixty-one thousand, two hundred twenty-five".