543300550553 has 4 divisors (see below), whose sum is σ = 543315881268. Its totient is φ = 543285219840.

The previous prime is 543300550549. The next prime is 543300550567. The reversal of 543300550553 is 355055003345.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 426628436224 + 116672114329 = 653168^2 + 341573^2 .

It is a cyclic number.

It is not a de Polignac number, because 543300550553 - 2² = 543300550549 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543300510553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7612076 + ... + 7683117.

It is an arithmetic number, because the mean of its divisors is an integer number (135828970317).

Almost surely, 2^543300550553 is an apocalyptic number.

It is an amenable number.

543300550553 is a deficient number, since it is larger than the sum of its proper divisors (15330715).

543300550553 is a wasteful number, since it uses less digits than its factorization.

543300550553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15330714.

The product of its (nonzero) digits is 337500, while the sum is 38.

Adding to 543300550553 its reverse (355055003345), we get a palindrome (898355553898).

The spelling of 543300550553 in words is "five hundred forty-three billion, three hundred million, five hundred fifty thousand, five hundred fifty-three".