12328439815 has 8 divisors (see below), whose sum is σ = 14836764240. Its totient is φ = 9834327552.

The previous prime is 12328439803. The next prime is 12328439821. The reversal of 12328439815 is 51893482321.

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 12328439815 - 2⁷ = 12328439687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3551130 + ... + 3554599.

It is an arithmetic number, because the mean of its divisors is an integer number (1854595530).

Almost surely, 2^12328439815 is an apocalyptic number.

12328439815 is a deficient number, since it is larger than the sum of its proper divisors (2508324425).

12328439815 is an equidigital number, since it uses as much as digits as its factorization.

12328439815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7106081.

The product of its digits is 414720, while the sum is 46.

The spelling of 12328439815 in words is "twelve billion, three hundred twenty-eight million, four hundred thirty-nine thousand, eight hundred fifteen".