481666450 has 12 divisors (see below), whose sum is σ = 895899690. Its totient is φ = 192666560.

The previous prime is 481666447. The next prime is 481666459. The reversal of 481666450 is 54666184.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 434180569 + 47485881 = 20837^2 + 6891^2 .

It is not an unprimeable number, because it can be changed into a prime (481666459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4816615 + ... + 4816714.

Almost surely, 2^481666450 is an apocalyptic number.

481666450 is a deficient number, since it is larger than the sum of its proper divisors (414233240).

481666450 is a wasteful number, since it uses less digits than its factorization.

481666450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9633341 (or 9633336 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 481666450 is about 21946.9006923529. The cubic root of 481666450 is about 783.8785832121.

The spelling of 481666450 in words is "four hundred eighty-one million, six hundred sixty-six thousand, four hundred fifty".