450866504440 has 64 divisors (see below), whose sum is σ = 1125429552000. Its totient is φ = 161172608640.

The previous prime is 450866504419. The next prime is 450866504453. The reversal of 450866504440 is 44405668054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8657910 + ... + 8709829.

It is an arithmetic number, because the mean of its divisors is an integer number (17584836750).

Almost surely, 2^450866504440 is an apocalyptic number.

450866504440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450866504440 is an abundant number, since it is smaller than the sum of its proper divisors (674563047560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450866504440 is a wasteful number, since it uses less digits than its factorization.

450866504440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17367820 (or 17367816 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 46.

The spelling of 450866504440 in words is "four hundred fifty billion, eight hundred sixty-six million, five hundred four thousand, four hundred forty".