450545444 has 12 divisors (see below), whose sum is σ = 813888768. Its totient is φ = 218005800.

The previous prime is 450545399. The next prime is 450545449. The reversal of 450545444 is 444545054.

It is not an unprimeable number, because it can be changed into a prime (450545449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1816592 + ... + 1816839.

It is an arithmetic number, because the mean of its divisors is an integer number (67824064).

Almost surely, 2^450545444 is an apocalyptic number.

It is an amenable number.

450545444 is a deficient number, since it is larger than the sum of its proper divisors (363343324).

450545444 is a wasteful number, since it uses less digits than its factorization.

450545444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633466 (or 3633464 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 35.

The square root of 450545444 is about 21226.0557805731. The cubic root of 450545444 is about 766.6189213703.

The spelling of 450545444 in words is "four hundred fifty million, five hundred forty-five thousand, four hundred forty-four".