4500020000 has 120 divisors (see below), whose sum is σ = 12652649856. Its totient is φ = 1542816000.

The previous prime is 4500019949. The next prime is 4500020017. The reversal of 4500020000 is 200054.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 123929 + ... + 156071.

Almost surely, 2^4500020000 is an apocalyptic number.

4500020000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4500020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6326324928).

4500020000 is an abundant number, since it is smaller than the sum of its proper divisors (8152629856).

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

4500020000 is an equidigital number, since it uses as much as digits as its factorization.

4500020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32180 (or 32157 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 4500020000 is about 67082.1883960266. The cubic root of 4500020000 is about 1650.9660703157.

Adding to 4500020000 its reverse (200054), we get a palindrome (4500220054).

It can be divided in two parts, 45000 and 20000, that multiplied together give a square (900000000 = 30000²).

The spelling of 4500020000 in words is "four billion, five hundred million, twenty thousand".