12158416707117 has 16 divisors (see below), whose sum is σ = 16253204492160. Its totient is φ = 8084625753600.

The previous prime is 12158416707083. The next prime is 12158416707127. The reversal of 12158416707117 is 71170761485121.

It is not a de Polignac number, because 12158416707117 - 2⁸ = 12158416706861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12158416707117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12158416707127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7829392 + ... + 9252902.

It is an arithmetic number, because the mean of its divisors is an integer number (1015825280760).

Almost surely, 2^{12158416707117} is an apocalyptic number.

It is an amenable number.

12158416707117 is a deficient number, since it is larger than the sum of its proper divisors (4094787785043).

12158416707117 is a wasteful number, since it uses less digits than its factorization.

12158416707117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430884.

The product of its (nonzero) digits is 658560, while the sum is 51.

It can be divided in two parts, 121584 and 16707117, that added together give a triangular number (16828701 = T₅₈₀₁).

The spelling of 12158416707117 in words is "twelve trillion, one hundred fifty-eight billion, four hundred sixteen million, seven hundred seven thousand, one hundred seventeen".