546561633265 has 4 divisors (see below), whose sum is σ = 655873959924. Its totient is φ = 437249306608.

The previous prime is 546561633257. The next prime is 546561633281. The reversal of 546561633265 is 562336165645.

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 427100153841 + 119461479424 = 653529^2 + 345632^2 .

It is a cyclic number.

It is not a de Polignac number, because 546561633265 - 2³ = 546561633257 is a prime.

It is a Duffinian 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, 54656163322 + ... + 54656163331.

It is an arithmetic number, because the mean of its divisors is an integer number (163968489981).

Almost surely, 2^546561633265 is an apocalyptic number.

It is an amenable number.

546561633265 is a deficient number, since it is larger than the sum of its proper divisors (109312326659).

546561633265 is a wasteful number, since it uses less digits than its factorization.

546561633265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109312326658.

The product of its digits is 11664000, while the sum is 52.

The spelling of 546561633265 in words is "five hundred forty-six billion, five hundred sixty-one million, six hundred thirty-three thousand, two hundred sixty-five".