450045564 has 12 divisors (see below), whose sum is σ = 1050106344. Its totient is φ = 150015184.

The previous prime is 450045553. The next prime is 450045581. The reversal of 450045564 is 465540054.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 18751887 + ... + 18751910.

It is an arithmetic number, because the mean of its divisors is an integer number (87508862).

Almost surely, 2^450045564 is an apocalyptic number.

It is an amenable number.

450045564 is an abundant number, since it is smaller than the sum of its proper divisors (600060780).

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

450045564 is a wasteful number, since it uses less digits than its factorization.

450045564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37503804 (or 37503802 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 450045564 is about 21214.2773621917. The cubic root of 450045564 is about 766.3352953155.

The spelling of 450045564 in words is "four hundred fifty million, forty-five thousand, five hundred sixty-four".