450811768 has 32 divisors (see below), whose sum is σ = 931638960. Its totient is φ = 202798080.

The previous prime is 450811721. The next prime is 450811771. The reversal of 450811768 is 867118054.

It is a self number, because there is not a number n which added to its sum of digits gives 450811768.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17871 + ... + 34942.

Almost surely, 2^450811768 is an apocalyptic number.

It is an amenable number.

450811768 is an abundant number, since it is smaller than the sum of its proper divisors (480827192).

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

450811768 is a wasteful number, since it uses less digits than its factorization.

450811768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52927 (or 52923 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 450811768 is about 21232.3283697290. The cubic root of 450811768 is about 766.7699448349.

It can be divided in two parts, 450 and 811768, that added together give a palindrome (812218).

The spelling of 450811768 in words is "four hundred fifty million, eight hundred eleven thousand, seven hundred sixty-eight".