12647660035 has 16 divisors (see below), whose sum is σ = 15600436704. Its totient is φ = 9839345152.

The previous prime is 12647660009. The next prime is 12647660059. The reversal of 12647660035 is 53006674621.

It is a cyclic number.

It is not a de Polignac number, because 12647660035 - 2⁹ = 12647659523 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12647660035.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181237 + ... + 241126.

It is an arithmetic number, because the mean of its divisors is an integer number (975027294).

Almost surely, 2^12647660035 is an apocalyptic number.

12647660035 is a deficient number, since it is larger than the sum of its proper divisors (2952776669).

12647660035 is a wasteful number, since it uses less digits than its factorization.

12647660035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422534.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 12647660035 in words is "twelve billion, six hundred forty-seven million, six hundred sixty thousand, thirty-five".