546131666 has 16 divisors (see below), whose sum is σ = 827789568. Its totient is φ = 270216000.

The previous prime is 546131629. The next prime is 546131693. The reversal of 546131666 is 666131645.

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, 78506 + ... + 85178.

It is an arithmetic number, because the mean of its divisors is an integer number (51736848).

Almost surely, 2^546131666 is an apocalyptic number.

546131666 is a deficient number, since it is larger than the sum of its proper divisors (281657902).

546131666 is a wasteful number, since it uses less digits than its factorization.

546131666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7097.

The product of its digits is 77760, while the sum is 38.

The square root of 546131666 is about 23369.4601135756. The cubic root of 546131666 is about 817.3958960541.

The spelling of 546131666 in words is "five hundred forty-six million, one hundred thirty-one thousand, six hundred sixty-six".