450511044 has 24 divisors (see below), whose sum is σ = 1051767360. Its totient is φ = 150088224.

The previous prime is 450511031. The next prime is 450511049. The reversal of 450511044 is 440115054.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (450511049) 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, 15097 + ... + 33599.

It is an arithmetic number, because the mean of its divisors is an integer number (43823640).

Almost surely, 2^450511044 is an apocalyptic number.

It is an amenable number.

450511044 is an abundant number, since it is smaller than the sum of its proper divisors (601256316).

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

450511044 is a wasteful number, since it uses less digits than its factorization.

450511044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20539 (or 20537 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 450511044 is about 21225.2454402770. The cubic root of 450511044 is about 766.5994099370.

Adding to 450511044 its reverse (440115054), we get a palindrome (890626098).

The spelling of 450511044 in words is "four hundred fifty million, five hundred eleven thousand, forty-four".