12015476345 has 8 divisors (see below), whose sum is σ = 15045466176. Its totient is φ = 9194451376.

The previous prime is 12015476287. The next prime is 12015476357. The reversal of 12015476345 is 54367451021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12015476345 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12015476299 and 12015476308.

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, 52241087 + ... + 52241316.

It is an arithmetic number, because the mean of its divisors is an integer number (1880683272).

Almost surely, 2^12015476345 is an apocalyptic number.

It is an amenable number.

12015476345 is a deficient number, since it is larger than the sum of its proper divisors (3029989831).

12015476345 is a wasteful number, since it uses less digits than its factorization.

12015476345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104482431.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 12015476345 in words is "twelve billion, fifteen million, four hundred seventy-six thousand, three hundred forty-five".