13780840606105 has 8 divisors (see below), whose sum is σ = 16817297011200. Its totient is φ = 10837813628976.

The previous prime is 13780840606103. The next prime is 13780840606109. The reversal of 13780840606105 is 50160604808731.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 13780840606105 - 2¹ = 13780840606103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13780840606103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23357356665 + ... + 23357357254.

It is an arithmetic number, because the mean of its divisors is an integer number (2102162126400).

Almost surely, 2^{13780840606105} is an apocalyptic number.

It is an amenable number.

13780840606105 is a deficient number, since it is larger than the sum of its proper divisors (3036456405095).

13780840606105 is an equidigital number, since it uses as much as digits as its factorization.

13780840606105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46714713983.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 13780840606105 in words is "thirteen trillion, seven hundred eighty billion, eight hundred forty million, six hundred six thousand, one hundred five".