12863560659 has 4 divisors (see below), whose sum is σ = 17151414216. Its totient is φ = 8575707104.

The previous prime is 12863560649. The next prime is 12863560667. The reversal of 12863560659 is 95606536821.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12863560659 - 2⁵ = 12863560627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12863560649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143926774 + ... + 2143926779.

It is an arithmetic number, because the mean of its divisors is an integer number (4287853554).

Almost surely, 2^12863560659 is an apocalyptic number.

12863560659 is a deficient number, since it is larger than the sum of its proper divisors (4287853557).

12863560659 is an equidigital number, since it uses as much as digits as its factorization.

12863560659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4287853556.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 12863560659 in words is "twelve billion, eight hundred sixty-three million, five hundred sixty thousand, six hundred fifty-nine".