12461125665366 has 24 divisors (see below), whose sum is σ = 30856120695504. Its totient is φ = 3560321618640.

The previous prime is 12461125665353. The next prime is 12461125665449. The reversal of 12461125665366 is 66356652116421.

12461125665366 is a `hidden beast` number, since 1 + 2 + 4 + 6 + 1 + 12 + 566 + 5 + 3 + 66 = 666.

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 11 ways as a sum of consecutive naturals, for example, 49448911245 + ... + 49448911496.

It is an arithmetic number, because the mean of its divisors is an integer number (1285671695646).

Almost surely, 2^{12461125665366} is an apocalyptic number.

12461125665366 is an abundant number, since it is smaller than the sum of its proper divisors (18394995030138).

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

12461125665366 is a wasteful number, since it uses less digits than its factorization.

12461125665366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98897822756 (or 98897822753 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 12461125665366 in words is "twelve trillion, four hundred sixty-one billion, one hundred twenty-five million, six hundred sixty-five thousand, three hundred sixty-six".