12435688868118 has 32 divisors (see below), whose sum is σ = 25056562125312. Its totient is φ = 4114410456000.

The previous prime is 12435688868089. The next prime is 12435688868131. The reversal of 12435688868118 is 81186888653421.

It is a Curzon number.

It is a congruent number.

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, 4503543 + ... + 6719618.

It is an arithmetic number, because the mean of its divisors is an integer number (783017566416).

Almost surely, 2^{12435688868118} is an apocalyptic number.

12435688868118 is an abundant number, since it is smaller than the sum of its proper divisors (12620873257194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12435688868118 is a wasteful number, since it uses less digits than its factorization.

12435688868118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11224540.

The product of its digits is 141557760, while the sum is 69.

The spelling of 12435688868118 in words is "twelve trillion, four hundred thirty-five billion, six hundred eighty-eight million, eight hundred sixty-eight thousand, one hundred eighteen".