450144464 has 40 divisors (see below), whose sum is σ = 1087364928. Its totient is φ = 175380480.

The previous prime is 450144463. The next prime is 450144481. The reversal of 450144464 is 464441054.

It is a self number, because there is not a number n which added to its sum of digits gives 450144464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450144463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181457 + ... + 183920.

Almost surely, 2^450144464 is an apocalyptic number.

450144464 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

450144464 is an abundant number, since it is smaller than the sum of its proper divisors (637220464).

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

450144464 is a wasteful number, since it uses less digits than its factorization.

450144464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365403 (or 365397 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 450144464 is about 21216.6082114932. The cubic root of 450144464 is about 766.3914266761.

The spelling of 450144464 in words is "four hundred fifty million, one hundred forty-four thousand, four hundred sixty-four".