546381648 has 30 divisors (see below), whose sum is σ = 1529110154. Its totient is φ = 182127168.

The previous prime is 546381631. The next prime is 546381673. The reversal of 546381648 is 846183645.

546381648 is a `hidden beast` number, since 5 + 4 + 638 + 1 + 6 + 4 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 541399824 + 4981824 = 23268^2 + 2232^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1897015 + ... + 1897302.

Almost surely, 2^546381648 is an apocalyptic number.

It is an amenable number.

546381648 is an abundant number, since it is smaller than the sum of its proper divisors (982728506).

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

546381648 is a wasteful number, since it uses less digits than its factorization.

546381648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3794331 (or 3794322 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 546381648 is about 23374.8079778209. The cubic root of 546381648 is about 817.5205931462.

The spelling of 546381648 in words is "five hundred forty-six million, three hundred eighty-one thousand, six hundred forty-eight".