12061222647344 has 40 divisors (see below), whose sum is σ = 25176993017232. Its totient is φ = 5564331843840.

The previous prime is 12061222647319. The next prime is 12061222647379. The reversal of 12061222647344 is 44374622216021.

It is a junction number, because it is equal to n+sod(n) for n = 12061222647295 and 12061222647304.

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, 11942222 + ... + 12912749.

Almost surely, 2^{12061222647344} is an apocalyptic number.

It is an amenable number.

12061222647344 is an abundant number, since it is smaller than the sum of its proper divisors (13115770369888).

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

12061222647344 is a wasteful number, since it uses less digits than its factorization.

12061222647344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24857325 (or 24857319 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 44.

The spelling of 12061222647344 in words is "twelve trillion, sixty-one billion, two hundred twenty-two million, six hundred forty-seven thousand, three hundred forty-four".