546848356574521 has 9 divisors (see below), whose sum is σ = 547078395922149. Its totient is φ = 546618413944284.

The previous prime is 546848356574477. The next prime is 546848356574557. The reversal of 546848356574521 is 125475653848645.

The square root of 546848356574521 is 23384789.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 546848356574521 - 2¹³ = 546848356566329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546848356574321) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 94170542400 + ... + 94170548206.

Almost surely, 2^{546848356574521} is an apocalyptic number.

546848356574521 is the 23384789-th square number.

546848356574521 is the 12499696-th centered heptagonal number and also the 11692395-th centered octagonal number.

It is an amenable number.

546848356574521 is a deficient number, since it is larger than the sum of its proper divisors (230039347628).

546848356574521 is an frugal number, since it uses more digits than its factorization.

546848356574521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19668 (or 9834 counting only the distinct ones).

The product of its digits is 3870720000, while the sum is 73.

The spelling of 546848356574521 in words is "five hundred forty-six trillion, eight hundred forty-eight billion, three hundred fifty-six million, five hundred seventy-four thousand, five hundred twenty-one".