450161648 has 20 divisors (see below), whose sum is σ = 888646248. Its totient is φ = 220833600.

The previous prime is 450161627. The next prime is 450161651. The reversal of 450161648 is 846161054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264578 + ... + 266273.

Almost surely, 2^450161648 is an apocalyptic number.

It is an amenable number.

450161648 is a deficient number, since it is larger than the sum of its proper divisors (438484600).

450161648 is a wasteful number, since it uses less digits than its factorization.

450161648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530912 (or 530906 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 450161648 is about 21217.0131733946. The cubic root of 450161648 is about 766.4011787326.

It can be divided in two parts, 45016 and 1648, that added together give a palindrome (46664).

The spelling of 450161648 in words is "four hundred fifty million, one hundred sixty-one thousand, six hundred forty-eight".