66403332334 has 8 divisors (see below), whose sum is σ = 99772968240. Its totient is φ = 33145676256.

The previous prime is 66403332329. The next prime is 66403332379. The reversal of 66403332334 is 43323330466.

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

It is a junction number, because it is equal to n+sod(n) for n = 66403332293 and 66403332302.

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 3 ways as a sum of consecutive naturals, for example, 27993474 + ... + 27995845.

It is an arithmetic number, because the mean of its divisors is an integer number (12471621030).

Almost surely, 2^66403332334 is an apocalyptic number.

66403332334 is a deficient number, since it is larger than the sum of its proper divisors (33369635906).

66403332334 is a wasteful number, since it uses less digits than its factorization.

66403332334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55989914.

The product of its (nonzero) digits is 279936, while the sum is 37.

The spelling of 66403332334 in words is "sixty-six billion, four hundred three million, three hundred thirty-two thousand, three hundred thirty-four".