4491331450 has 12 divisors (see below), whose sum is σ = 8353876590. Its totient is φ = 1796532560.

The previous prime is 4491331433. The next prime is 4491331457. The reversal of 4491331450 is 541331944.

It can be written as a sum of positive squares in 3 ways, for example, as 4222010529 + 269320921 = 64977^2 + 16411^2 .

It is not an unprimeable number, because it can be changed into a prime (4491331457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44913265 + ... + 44913364.

Almost surely, 2^4491331450 is an apocalyptic number.

4491331450 is a deficient number, since it is larger than the sum of its proper divisors (3862545140).

4491331450 is a wasteful number, since it uses less digits than its factorization.

4491331450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89826641 (or 89826636 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 4491331450 is about 67017.3966220712. The cubic root of 4491331450 is about 1649.9028348047.

The spelling of 4491331450 in words is "four billion, four hundred ninety-one million, three hundred thirty-one thousand, four hundred fifty".