543512000000 has 140 divisors (see below), whose sum is σ = 1357455671220. Its totient is φ = 217401600000.

The previous prime is 543511999997. The next prime is 543512000021. The reversal of 543512000000 is 215345.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 7966031 + ... + 8033969.

Almost surely, 2^543512000000 is an apocalyptic number.

543512000000 is a gapful number since it is divisible by the number (50) 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 543512000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678727835610).

543512000000 is an abundant number, since it is smaller than the sum of its proper divisors (813943671220).

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

543512000000 is an frugal number, since it uses more digits than its factorization.

543512000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67987 (or 67946 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

Adding to 543512000000 its reverse (215345), we get a palindrome (543512215345).

The spelling of 543512000000 in words is "five hundred forty-three billion, five hundred twelve million", and thus it is an aban number.