66546124 has 24 divisors (see below), whose sum is σ = 118540800. Its totient is φ = 32682000.

The previous prime is 66546089. The next prime is 66546127. The reversal of 66546124 is 42164566.

It is a self number, because there is not a number n which added to its sum of digits gives 66546124.

It is not an unprimeable number, because it can be changed into a prime (66546127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78897 + ... + 79735.

It is an arithmetic number, because the mean of its divisors is an integer number (4939200).

Almost surely, 2^66546124 is an apocalyptic number.

It is an amenable number.

66546124 is a deficient number, since it is larger than the sum of its proper divisors (51994676).

66546124 is a wasteful number, since it uses less digits than its factorization.

66546124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1173 (or 1171 counting only the distinct ones).

The product of its digits is 34560, while the sum is 34.

The square root of 66546124 is about 8157.5807688309. The cubic root of 66546124 is about 405.2355973114.

The spelling of 66546124 in words is "sixty-six million, five hundred forty-six thousand, one hundred twenty-four".