12664415035612 has 24 divisors (see below), whose sum is σ = 22253861775600. Its totient is φ = 6306179665920.

The previous prime is 12664415035609. The next prime is 12664415035621. The reversal of 12664415035612 is 21653051446621.

12664415035612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3322287 + ... + 6030457.

It is an arithmetic number, because the mean of its divisors is an integer number (927244240650).

Almost surely, 2^{12664415035612} is an apocalyptic number.

It is an amenable number.

12664415035612 is a deficient number, since it is larger than the sum of its proper divisors (9589446739988).

12664415035612 is a wasteful number, since it uses less digits than its factorization.

12664415035612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2712981 (or 2712979 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 12664415035612 in words is "twelve trillion, six hundred sixty-four billion, four hundred fifteen million, thirty-five thousand, six hundred twelve".