12056423654446 has 64 divisors (see below), whose sum is σ = 20542273754112. Its totient is φ = 5274785843712.

The previous prime is 12056423654419. The next prime is 12056423654491. The reversal of 12056423654446 is 64445632465021.

It is a junction number, because it is equal to n+sod(n) for n = 12056423654393 and 12056423654402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27763725 + ... + 28194631.

It is an arithmetic number, because the mean of its divisors is an integer number (320973027408).

Almost surely, 2^{12056423654446} is an apocalyptic number.

12056423654446 is a deficient number, since it is larger than the sum of its proper divisors (8485850099666).

12056423654446 is a wasteful number, since it uses less digits than its factorization.

12056423654446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431953.

The product of its (nonzero) digits is 16588800, while the sum is 52.

The spelling of 12056423654446 in words is "twelve trillion, fifty-six billion, four hundred twenty-three million, six hundred fifty-four thousand, four hundred forty-six".