545732856 has 32 divisors (see below), whose sum is σ = 1515925200. Its totient is φ = 181910880.

The previous prime is 545732851. The next prime is 545732881. The reversal of 545732856 is 658237545.

545732856 is a `hidden beast` number, since 5 + 4 + 573 + 28 + 56 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545732851) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1263055 + ... + 1263486.

Almost surely, 2^545732856 is an apocalyptic number.

It is an amenable number.

545732856 is an abundant number, since it is smaller than the sum of its proper divisors (970192344).

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

545732856 is a wasteful number, since it uses less digits than its factorization.

545732856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526556 (or 2526546 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 545732856 is about 23360.9258378173. The cubic root of 545732856 is about 817.1968811402.

The spelling of 545732856 in words is "five hundred forty-five million, seven hundred thirty-two thousand, eight hundred fifty-six".