543331115120 has 80 divisors (see below), whose sum is σ = 1332891490080. Its totient is φ = 205404595200.

The previous prime is 543331115113. The next prime is 543331115209. The reversal of 543331115120 is 21511133345.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×543331115120² (a number of 24 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 215390 + ... + 1064450.

It is an arithmetic number, because the mean of its divisors is an integer number (16661143626).

Almost surely, 2^543331115120 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 543331115120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (666445745040).

543331115120 is an abundant number, since it is smaller than the sum of its proper divisors (789560374960).

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

543331115120 is a wasteful number, since it uses less digits than its factorization.

543331115120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849514 (or 849508 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 543331115120 its reverse (21511133345), we get a palindrome (564842248465).

The spelling of 543331115120 in words is "five hundred forty-three billion, three hundred thirty-one million, one hundred fifteen thousand, one hundred twenty".