12331403340255 has 24 divisors (see below), whose sum is σ = 21374845992240. Its totient is φ = 6576621206400.

The previous prime is 12331403340253. The next prime is 12331403340293. The reversal of 12331403340255 is 55204330413321.

12331403340255 is a `hidden beast` number, since 1 + 2 + 3 + 31 + 40 + 334 + 0 + 255 = 666.

It is not a de Polignac number, because 12331403340255 - 2¹ = 12331403340253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331403340253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275725 + ... + 4973814.

It is an arithmetic number, because the mean of its divisors is an integer number (890618583010).

Almost surely, 2^{12331403340255} is an apocalyptic number.

12331403340255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12331403340255 is a deficient number, since it is larger than the sum of its proper divisors (9043442651985).

12331403340255 is a wasteful number, since it uses less digits than its factorization.

12331403340255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5301751 (or 5301748 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 12331403340255 its reverse (55204330413321), we get a palindrome (67535733753576).

The spelling of 12331403340255 in words is "twelve trillion, three hundred thirty-one billion, four hundred three million, three hundred forty thousand, two hundred fifty-five".