12140351514405 has 12 divisors (see below), whose sum is σ = 21043275958380. Its totient is φ = 6474854140992.

The previous prime is 12140351514289. The next prime is 12140351514427. The reversal of 12140351514405 is 50441515304121.

12140351514405 is a `hidden beast` number, since 1 + 21 + 40 + 3 + 5 + 151 + 440 + 5 = 666.

12140351514405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5954854226049 + 6185497288356 = 2440257^2 + 2487066^2 .

It is not a de Polignac number, because 12140351514405 - 2¹⁵ = 12140351481637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12140351514405.

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, 134892794560 + ... + 134892794649.

It is an arithmetic number, because the mean of its divisors is an integer number (1753606329865).

Almost surely, 2^{12140351514405} is an apocalyptic number.

12140351514405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12140351514405 is a deficient number, since it is larger than the sum of its proper divisors (8902924443975).

12140351514405 is a wasteful number, since it uses less digits than its factorization.

12140351514405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269785589220 (or 269785589217 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 12140351514405 its reverse (50441515304121), we get a palindrome (62581866818526).

The spelling of 12140351514405 in words is "twelve trillion, one hundred forty billion, three hundred fifty-one million, five hundred fourteen thousand, four hundred five".