543768522020 has 12 divisors (see below), whose sum is σ = 1141913896284. Its totient is φ = 217507408800.

The previous prime is 543768522007. The next prime is 543768522061. The reversal of 543768522020 is 20225867345.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 186444331264 + 357324190756 = 431792^2 + 597766^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13594213031 + ... + 13594213070.

It is an arithmetic number, because the mean of its divisors is an integer number (95159491357).

Almost surely, 2^543768522020 is an apocalyptic number.

It is an amenable number.

543768522020 is an abundant number, since it is smaller than the sum of its proper divisors (598145374264).

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

543768522020 is a wasteful number, since it uses less digits than its factorization.

543768522020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27188426110 (or 27188426108 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 543768522020 in words is "five hundred forty-three billion, seven hundred sixty-eight million, five hundred twenty-two thousand, twenty".