543145042221304 has 8 divisors (see below), whose sum is σ = 1018396954164960. Its totient is φ = 271572521110648.

The previous prime is 543145042221293. The next prime is 543145042221311. The reversal of 543145042221304 is 403122240541345.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×543145042221304² (a number of 30 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 (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33946565138824 + ... + 33946565138839.

It is an arithmetic number, because the mean of its divisors is an integer number (127299619270620).

Almost surely, 2^{543145042221304} is an apocalyptic number.

It is an amenable number.

543145042221304 is a deficient number, since it is larger than the sum of its proper divisors (475251911943656).

543145042221304 is a wasteful number, since it uses less digits than its factorization.

543145042221304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67893130277669 (or 67893130277665 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 543145042221304 its reverse (403122240541345), we get a palindrome (946267282762649).

The spelling of 543145042221304 in words is "five hundred forty-three trillion, one hundred forty-five billion, forty-two million, two hundred twenty-one thousand, three hundred four".