450143504 has 20 divisors (see below), whose sum is σ = 872511120. Its totient is φ = 224979360.

The previous prime is 450143489. The next prime is 450143569. The reversal of 450143504 is 405341054.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51827 + ... + 59885.

It is an arithmetic number, because the mean of its divisors is an integer number (43625556).

Almost surely, 2^450143504 is an apocalyptic number.

It is an amenable number.

450143504 is a deficient number, since it is larger than the sum of its proper divisors (422367616).

450143504 is a wasteful number, since it uses less digits than its factorization.

450143504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11558 (or 11552 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 450143504 is about 21216.5855876953. The cubic root of 450143504 is about 766.3908818612.

Adding to 450143504 its reverse (405341054), we get a palindrome (855484558).

The spelling of 450143504 in words is "four hundred fifty million, one hundred forty-three thousand, five hundred four".