449451316 has 6 divisors (see below), whose sum is σ = 786539810. Its totient is φ = 224725656.

The previous prime is 449451293. The next prime is 449451319. The reversal of 449451316 is 613154944.

It can be written as a sum of positive squares in only one way, i.e., 384003216 + 65448100 = 19596^2 + 8090^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449451319) 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 as a sum of consecutive naturals, namely, 56181411 + ... + 56181418.

Almost surely, 2^449451316 is an apocalyptic number.

It is an amenable number.

449451316 is a deficient number, since it is larger than the sum of its proper divisors (337088494).

449451316 is a wasteful number, since it uses less digits than its factorization.

449451316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112362833 (or 112362831 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 449451316 is about 21200.2668851126. The cubic root of 449451316 is about 765.9978525937.

The spelling of 449451316 in words is "four hundred forty-nine million, four hundred fifty-one thousand, three hundred sixteen".