450045500 has 24 divisors (see below), whose sum is σ = 982900464. Its totient is φ = 180018000.

The previous prime is 450045493. The next prime is 450045503. The reversal of 450045500 is 5540054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450045503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449546 + ... + 450545.

It is an arithmetic number, because the mean of its divisors is an integer number (40954186).

Almost surely, 2^450045500 is an apocalyptic number.

It is an amenable number.

450045500 is an abundant number, since it is smaller than the sum of its proper divisors (532854964).

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

450045500 is a wasteful number, since it uses less digits than its factorization.

450045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900110 (or 900098 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 450045500 is about 21214.2758537736. The cubic root of 450045500 is about 766.3352589892.

Adding to 450045500 its reverse (5540054), we get a palindrome (455585554).

The spelling of 450045500 in words is "four hundred fifty million, forty-five thousand, five hundred".