545684944 has 20 divisors (see below), whose sum is σ = 1208302624. Its totient is φ = 233864928.

The previous prime is 545684939. The next prime is 545684969. The reversal of 545684944 is 449486545.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2435982 + ... + 2436205.

Almost surely, 2^545684944 is an apocalyptic number.

It is an amenable number.

545684944 is an abundant number, since it is smaller than the sum of its proper divisors (662617680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545684944 is a wasteful number, since it uses less digits than its factorization.

545684944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4872202 (or 4872196 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 49.

The square root of 545684944 is about 23359.9003422532. The cubic root of 545684944 is about 817.1729654811.

The spelling of 545684944 in words is "five hundred forty-five million, six hundred eighty-four thousand, nine hundred forty-four".