666666673334 has 16 divisors (see below), whose sum is σ = 1018923416640. Its totient is φ = 327026219520.

The previous prime is 666666673297. The next prime is 666666673357. The reversal of 666666673334 is 433376666666.

666666673334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1902422 + ... + 2225430.

It is an arithmetic number, because the mean of its divisors is an integer number (63682713540).

Almost surely, 2^666666673334 is an apocalyptic number.

666666673334 is a deficient number, since it is larger than the sum of its proper divisors (352256743306).

666666673334 is a wasteful number, since it uses less digits than its factorization.

666666673334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342535.

The product of its digits is 211631616, while the sum is 62.

It can be divided in two parts, 6666 and 66673334, that multiplied together give a palindrome (444444444444).

The spelling of 666666673334 in words is "six hundred sixty-six billion, six hundred sixty-six million, six hundred seventy-three thousand, three hundred thirty-four".