545752556 has 24 divisors (see below), whose sum is σ = 1008612864. Its totient is φ = 257863760.

The previous prime is 545752507. The next prime is 545752573. The reversal of 545752556 is 655257545.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 28100 + ... + 43371.

It is an arithmetic number, because the mean of its divisors is an integer number (42025536).

Almost surely, 2^545752556 is an apocalyptic number.

It is an amenable number.

545752556 is a deficient number, since it is larger than the sum of its proper divisors (462860308).

545752556 is a wasteful number, since it uses less digits than its factorization.

545752556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71581 (or 71579 counting only the distinct ones).

The product of its digits is 1050000, while the sum is 44.

The square root of 545752556 is about 23361.3474782599. The cubic root of 545752556 is about 817.2067141472.

The spelling of 545752556 in words is "five hundred forty-five million, seven hundred fifty-two thousand, five hundred fifty-six".