450115912 has 16 divisors (see below), whose sum is σ = 844646400. Its totient is φ = 224876880.

The previous prime is 450115901. The next prime is 450115933. The reversal of 450115912 is 219511054.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 11764 + ... + 32227.

It is an arithmetic number, because the mean of its divisors is an integer number (52790400).

Almost surely, 2^450115912 is an apocalyptic number.

It is an amenable number.

450115912 is a deficient number, since it is larger than the sum of its proper divisors (394530488).

450115912 is a wasteful number, since it uses less digits than its factorization.

450115912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45276 (or 45272 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 450115912 is about 21215.9353317265. The cubic root of 450115912 is about 766.3752226406.

Adding to 450115912 its reverse (219511054), we get a palindrome (669626966).

The spelling of 450115912 in words is "four hundred fifty million, one hundred fifteen thousand, nine hundred twelve".