546166018 has 4 divisors (see below), whose sum is σ = 819249030. Its totient is φ = 273083008.

The previous prime is 546165989. The next prime is 546166037. The reversal of 546166018 is 810661645.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 810661645 = 5 ⋅162132329.

It can be written as a sum of positive squares in only one way, i.e., 479040769 + 67125249 = 21887^2 + 8193^2 .

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 as a sum of consecutive naturals, namely, 136541503 + ... + 136541506.

Almost surely, 2^546166018 is an apocalyptic number.

546166018 is a deficient number, since it is larger than the sum of its proper divisors (273083012).

546166018 is a wasteful number, since it uses less digits than its factorization.

546166018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273083011.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 546166018 is about 23370.1950783471. The cubic root of 546166018 is about 817.4130339208.

The spelling of 546166018 in words is "five hundred forty-six million, one hundred sixty-six thousand, eighteen".