13727940143205 has 16 divisors (see below), whose sum is σ = 22475511305280. Its totient is φ = 7151299051008.

The previous prime is 13727940143173. The next prime is 13727940143219. The reversal of 13727940143205 is 50234104972731.

It is not a de Polignac number, because 13727940143205 - 2⁵ = 13727940143173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10641813420 + ... + 10641814709.

It is an arithmetic number, because the mean of its divisors is an integer number (1404719456580).

Almost surely, 2^{13727940143205} is an apocalyptic number.

13727940143205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13727940143205 is a deficient number, since it is larger than the sum of its proper divisors (8747571162075).

13727940143205 is a wasteful number, since it uses less digits than its factorization.

13727940143205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21283628180.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 13727940143205 in words is "thirteen trillion, seven hundred twenty-seven billion, nine hundred forty million, one hundred forty-three thousand, two hundred five".