543668882005 has 4 divisors (see below), whose sum is σ = 652402658412. Its totient is φ = 434935105600.

The previous prime is 543668881991. The next prime is 543668882011. The reversal of 543668882005 is 500288866345.

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 127187096689 + 416481785316 = 356633^2 + 645354^2 .

It is not a de Polignac number, because 543668882005 - 2¹⁵ = 543668849237 is a prime.

It is a super-2 number, since 2×543668882005² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 54366888196 + ... + 54366888205.

It is an arithmetic number, because the mean of its divisors is an integer number (163100664603).

Almost surely, 2^543668882005 is an apocalyptic number.

It is an amenable number.

543668882005 is a deficient number, since it is larger than the sum of its proper divisors (108733776407).

543668882005 is a wasteful number, since it uses less digits than its factorization.

543668882005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108733776406.

The product of its (nonzero) digits is 11059200, while the sum is 55.

The spelling of 543668882005 in words is "five hundred forty-three billion, six hundred sixty-eight million, eight hundred eighty-two thousand, five".