66223466734 has 8 divisors (see below), whose sum is σ = 99466424568. Its totient is φ = 33067991880.

The previous prime is 66223466707. The next prime is 66223466741. The reversal of 66223466734 is 43766432266.

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

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, 21868852 + ... + 21871879.

It is an arithmetic number, because the mean of its divisors is an integer number (12433303071).

Almost surely, 2^66223466734 is an apocalyptic number.

66223466734 is a deficient number, since it is larger than the sum of its proper divisors (33242957834).

66223466734 is a wasteful number, since it uses less digits than its factorization.

66223466734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43741490.

The product of its digits is 5225472, while the sum is 49.

The spelling of 66223466734 in words is "sixty-six billion, two hundred twenty-three million, four hundred sixty-six thousand, seven hundred thirty-four".