12240424195854 has 8 divisors (see below), whose sum is σ = 24480848391720. Its totient is φ = 4080141398616.

The previous prime is 12240424195841. The next prime is 12240424195907. The reversal of 12240424195854 is 45859142404221.

It is a sphenic number, since it is the product of 3 distinct primes.

12240424195854 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 12240424195797 and 12240424195806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020035349649 + ... + 1020035349660.

It is an arithmetic number, because the mean of its divisors is an integer number (3060106048965).

Almost surely, 2^{12240424195854} is an apocalyptic number.

12240424195854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12240424195854 is a wasteful number, since it uses less digits than its factorization.

12240424195854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2040070699314.

The product of its (nonzero) digits is 3686400, while the sum is 51.

The spelling of 12240424195854 in words is "twelve trillion, two hundred forty billion, four hundred twenty-four million, one hundred ninety-five thousand, eight hundred fifty-four".