12426673171200 has 108 divisors (see below), whose sum is σ = 41010610418568. Its totient is φ = 3313779507200.

The previous prime is 12426673171163. The next prime is 12426673171201. The reversal of 12426673171200 is 217137662421.

It is a super-2 number, since 2×12426673171200² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12426673171201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323592081 + ... + 323630480.

It is an arithmetic number, because the mean of its divisors is an integer number (379727874246).

Almost surely, 2^{12426673171200} is an apocalyptic number.

12426673171200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12426673171200 is an abundant number, since it is smaller than the sum of its proper divisors (28583937247368).

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

12426673171200 is an equidigital number, since it uses as much as digits as its factorization.

12426673171200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647222590 (or 647222571 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 12426673171200 in words is "twelve trillion, four hundred twenty-six billion, six hundred seventy-three million, one hundred seventy-one thousand, two hundred".