66366506334 has 8 divisors (see below), whose sum is σ = 132733012680. Its totient is φ = 22122168776.

The previous prime is 66366506299. The next prime is 66366506383. The reversal of 66366506334 is 43360566366.

It is a sphenic number, since it is the product of 3 distinct primes.

66366506334 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5530542189 + ... + 5530542200.

It is an arithmetic number, because the mean of its divisors is an integer number (16591626585).

Almost surely, 2^66366506334 is an apocalyptic number.

66366506334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66366506334 is a wasteful number, since it uses less digits than its factorization.

66366506334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11061084394.

The product of its (nonzero) digits is 4199040, while the sum is 48.

The spelling of 66366506334 in words is "sixty-six billion, three hundred sixty-six million, five hundred six thousand, three hundred thirty-four".