450040512 has 42 divisors (see below), whose sum is σ = 1191510444. Its totient is φ = 149915520.

The previous prime is 450040499. The next prime is 450040519. The reversal of 450040512 is 215040054.

It is not an unprimeable number, because it can be changed into a prime (450040519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 293187 + ... + 294717.

Almost surely, 2^450040512 is an apocalyptic number.

It is an amenable number.

450040512 is an abundant number, since it is smaller than the sum of its proper divisors (741469932).

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

450040512 is an frugal number, since it uses more digits than its factorization.

450040512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3077 (or 1536 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 450040512 is about 21214.1582911036. The cubic root of 450040512 is about 766.3324277981.

Adding to 450040512 its reverse (215040054), we get a palindrome (665080566).

The spelling of 450040512 in words is "four hundred fifty million, forty thousand, five hundred twelve".