542566548 has 36 divisors (see below), whose sum is σ = 1376464180. Its totient is φ = 180199296.

The previous prime is 542566529. The next prime is 542566627. The reversal of 542566548 is 845665245.

542566548 is a `hidden beast` number, since 5 + 42 + 5 + 66 + 548 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 89643024 + 452923524 = 9468^2 + 21282^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17233 + ... + 37176.

Almost surely, 2^542566548 is an apocalyptic number.

It is an amenable number.

542566548 is an abundant number, since it is smaller than the sum of its proper divisors (833897632).

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

542566548 is a wasteful number, since it uses less digits than its factorization.

542566548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54696 (or 54691 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The square root of 542566548 is about 23293.0579357885. The cubic root of 542566548 is about 815.6133729263.

The spelling of 542566548 in words is "five hundred forty-two million, five hundred sixty-six thousand, five hundred forty-eight".