450780700 has 54 divisors (see below), whose sum is σ = 1032470376. Its totient is φ = 170808480.

The previous prime is 450780697. The next prime is 450780751. The reversal of 450780700 is 7087054.

It is a happy number.

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 17 ways as a sum of consecutive naturals, for example, 29857 + ... + 42343.

Almost surely, 2^450780700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 450780700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516235188).

450780700 is an abundant number, since it is smaller than the sum of its proper divisors (581689676).

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

450780700 is a wasteful number, since it uses less digits than its factorization.

450780700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12539 (or 12513 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 450780700 is about 21231.5967369390. The cubic root of 450780700 is about 766.7523302726.

The spelling of 450780700 in words is "four hundred fifty million, seven hundred eighty thousand, seven hundred".