543213115243212 has 12 divisors (see below), whose sum is σ = 1267497268900856. Its totient is φ = 181071038414400.

The previous prime is 543213115243193. The next prime is 543213115243259. The reversal of 543213115243212 is 212342511312345.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22633879801789 + ... + 22633879801812.

Almost surely, 2^{543213115243212} is an apocalyptic number.

It is an amenable number.

543213115243212 is an abundant number, since it is smaller than the sum of its proper divisors (724284153657644).

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

543213115243212 is a wasteful number, since it uses less digits than its factorization.

543213115243212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45267759603608 (or 45267759603606 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

Adding to 543213115243212 its reverse (212342511312345), we get a palindrome (755555626555557).

The spelling of 543213115243212 in words is "five hundred forty-three trillion, two hundred thirteen billion, one hundred fifteen million, two hundred forty-three thousand, two hundred twelve".