12161005654324 has 24 divisors (see below), whose sum is σ = 21325522857408. Its totient is φ = 6068006701440.

The previous prime is 12161005654267. The next prime is 12161005654331. The reversal of 12161005654324 is 42345650016121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5484919 + ... + 7376065.

It is an arithmetic number, because the mean of its divisors is an integer number (888563452392).

Almost surely, 2^{12161005654324} is an apocalyptic number.

It is an amenable number.

12161005654324 is a deficient number, since it is larger than the sum of its proper divisors (9164517203084).

12161005654324 is a wasteful number, since it uses less digits than its factorization.

12161005654324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1894455 (or 1894453 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 12161005654324 in words is "twelve trillion, one hundred sixty-one billion, five million, six hundred fifty-four thousand, three hundred twenty-four".