12340205035254 has 24 divisors (see below), whose sum is σ = 26914177875312. Its totient is φ = 4086160606800.

The previous prime is 12340205035181. The next prime is 12340205035283. The reversal of 12340205035254 is 45253050204321.

12340205035254 is a `hidden beast` number, since 1 + 2 + 34 + 0 + 20 + 503 + 52 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2270086509 + ... + 2270091944.

It is an arithmetic number, because the mean of its divisors is an integer number (1121424078138).

Almost surely, 2^{12340205035254} is an apocalyptic number.

12340205035254 is an abundant number, since it is smaller than the sum of its proper divisors (14573972840058).

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

12340205035254 is a wasteful number, since it uses less digits than its factorization.

12340205035254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540178612 (or 4540178609 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 12340205035254 its reverse (45253050204321), we get a palindrome (57593255239575).

The spelling of 12340205035254 in words is "twelve trillion, three hundred forty billion, two hundred five million, thirty-five thousand, two hundred fifty-four".