666673413334 has 16 divisors (see below), whose sum is σ = 1052672540400. Its totient is φ = 315783576864.

The previous prime is 666673413257. The next prime is 666673413379. The reversal of 666673413334 is 433314376666.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1191832 + ... + 1659460.

It is an arithmetic number, because the mean of its divisors is an integer number (65792033775).

Almost surely, 2^666673413334 is an apocalyptic number.

666673413334 is a deficient number, since it is larger than the sum of its proper divisors (385999127066).

666673413334 is a wasteful number, since it uses less digits than its factorization.

666673413334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505167.

The product of its digits is 11757312, while the sum is 52.

The spelling of 666673413334 in words is "six hundred sixty-six billion, six hundred seventy-three million, four hundred thirteen thousand, three hundred thirty-four".