543130636645 has 8 divisors (see below), whose sum is σ = 654602864760. Its totient is φ = 432607108800.

The previous prime is 543130636637. The next prime is 543130636651. The reversal of 543130636645 is 546636031345.

It can be written as a sum of positive squares in 4 ways, for example, as 260020446084 + 283110190561 = 509922^2 + 532081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 543130636645 - 2³ = 543130636637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 543130636595 and 543130636604.

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 7 ways as a sum of consecutive naturals, for example, 237173806 + ... + 237176095.

It is an arithmetic number, because the mean of its divisors is an integer number (81825358095).

Almost surely, 2^543130636645 is an apocalyptic number.

It is an amenable number.

543130636645 is a deficient number, since it is larger than the sum of its proper divisors (111472228115).

543130636645 is a wasteful number, since it uses less digits than its factorization.

543130636645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474350135.

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 543130636645 in words is "five hundred forty-three billion, one hundred thirty million, six hundred thirty-six thousand, six hundred forty-five".