12163860709 has 48 divisors (see below), whose sum is σ = 16689810816. Its totient is φ = 8561520000.

The previous prime is 12163860703. The next prime is 12163860727. The reversal of 12163860709 is 90706836121.

It is not a de Polignac number, because 12163860709 - 2¹¹ = 12163858661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12163860703) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2208459 + ... + 2213959.

It is an arithmetic number, because the mean of its divisors is an integer number (347704392).

Almost surely, 2^12163860709 is an apocalyptic number.

It is an amenable number.

12163860709 is a deficient number, since it is larger than the sum of its proper divisors (4525950107).

12163860709 is a wasteful number, since it uses less digits than its factorization.

12163860709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626 (or 5579 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 12163860709 in words is "twelve billion, one hundred sixty-three million, eight hundred sixty thousand, seven hundred nine".