2000543320 has 16 divisors (see below), whose sum is σ = 4501222560. Its totient is φ = 800217312.

The previous prime is 2000543317. The next prime is 2000543327. The reversal of 2000543320 is 233450002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000543327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25006752 + ... + 25006831.

It is an arithmetic number, because the mean of its divisors is an integer number (281326410).

Almost surely, 2^2000543320 is an apocalyptic number.

2000543320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000543320 is an abundant number, since it is smaller than the sum of its proper divisors (2500679240).

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

2000543320 is a wasteful number, since it uses less digits than its factorization.

2000543320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50013594 (or 50013590 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2000543320 is about 44727.4336397697. The cubic root of 2000543320 is about 1260.0351296160.

Adding to 2000543320 its reverse (233450002), we get a palindrome (2233993322).

The spelling of 2000543320 in words is "two billion, five hundred forty-three thousand, three hundred twenty".