12730616746 has 8 divisors (see below), whose sum is σ = 19210272480. Its totient is φ = 6327192588.

The previous prime is 12730616737. The next prime is 12730616747. The reversal of 12730616746 is 64761603721.

12730616746 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (12730616747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19057476 + ... + 19058143.

It is an arithmetic number, because the mean of its divisors is an integer number (2401284060).

Almost surely, 2^12730616746 is an apocalyptic number.

12730616746 is a deficient number, since it is larger than the sum of its proper divisors (6479655734).

12730616746 is a wasteful number, since it uses less digits than its factorization.

12730616746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38115788.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 12730616746 in words is "twelve billion, seven hundred thirty million, six hundred sixteen thousand, seven hundred forty-six".