544416666 has 16 divisors (see below), whose sum is σ = 1093392000. Its totient is φ = 180712448.

The previous prime is 544416661. The next prime is 544416701. The reversal of 544416666 is 666614445.

It is not an unprimeable number, because it can be changed into a prime (544416661) 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, 188391 + ... + 191258.

It is an arithmetic number, because the mean of its divisors is an integer number (68337000).

Almost surely, 2^544416666 is an apocalyptic number.

544416666 is an abundant number, since it is smaller than the sum of its proper divisors (548975334).

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

544416666 is a wasteful number, since it uses less digits than its factorization.

544416666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379893.

The product of its digits is 414720, while the sum is 42.

The square root of 544416666 is about 23332.7380733595. The cubic root of 544416666 is about 816.5393847078.

The spelling of 544416666 in words is "five hundred forty-four million, four hundred sixteen thousand, six hundred sixty-six".