543666052604 has 12 divisors (see below), whose sum is σ = 960835549128. Its totient is φ = 269141610000.

The previous prime is 543666052549. The next prime is 543666052619. The reversal of 543666052604 is 406250666345.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672853622 + ... + 672854429.

It is an arithmetic number, because the mean of its divisors is an integer number (80069629094).

Almost surely, 2^543666052604 is an apocalyptic number.

It is an amenable number.

543666052604 is a deficient number, since it is larger than the sum of its proper divisors (417169496524).

543666052604 is a wasteful number, since it uses less digits than its factorization.

543666052604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345708156 (or 1345708154 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 543666052604 in words is "five hundred forty-three billion, six hundred sixty-six million, fifty-two thousand, six hundred four".