12328406705 has 8 divisors (see below), whose sum is σ = 14860430592. Its totient is φ = 9818497008.

The previous prime is 12328406689. The next prime is 12328406731. The reversal of 12328406705 is 50760482321.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12328406705 - 2⁴ = 12328406689 is a prime.

It is a super-2 number, since 2×12328406705² (a number of 21 digits) contains 22 as substring.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 5527319 + ... + 5529548.

It is an arithmetic number, because the mean of its divisors is an integer number (1857553824).

Almost surely, 2^12328406705 is an apocalyptic number.

It is an amenable number.

12328406705 is a deficient number, since it is larger than the sum of its proper divisors (2532023887).

12328406705 is a wasteful number, since it uses less digits than its factorization.

12328406705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11057095.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 12328406705 in words is "twelve billion, three hundred twenty-eight million, four hundred six thousand, seven hundred five".