4463442481 has 3 divisors (see below), whose sum is σ = 4463509291. Its totient is φ = 4463375672.

The previous prime is 4463442469. The next prime is 4463442509. The reversal of 4463442481 is 1842443644.

The square root of 4463442481 is 66809.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 243640881 + 4219801600 = 15609^2 + 64960^2 .

It is not a de Polignac number, because 4463442481 - 2⁵ = 4463442449 is a prime.

It is a super-2 number, since 2×4463442481² = 39844637562390870722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4463452481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 33405 + ... + 100213.

Almost surely, 2^4463442481 is an apocalyptic number.

4463442481 is the 66809-th square number.

4463442481 is the 33405-th centered octagonal number.

It is an amenable number.

4463442481 is a deficient number, since it is larger than the sum of its proper divisors (66810).

4463442481 is an frugal number, since it uses more digits than its factorization.

4463442481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133618 (or 66809 counting only the distinct ones).

The product of its digits is 294912, while the sum is 40.

The cubic root of 4463442481 is about 1646.4807122037.

The spelling of 4463442481 in words is "four billion, four hundred sixty-three million, four hundred forty-two thousand, four hundred eighty-one".