11697981698105 has 64 divisors (see below), whose sum is σ = 14760217785600. Its totient is φ = 8888473681920.

The previous prime is 11697981698099. The next prime is 11697981698119. The reversal of 11697981698105 is 50189618979611.

It is not a de Polignac number, because 11697981698105 - 2²⁶ = 11697914589241 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2757005114 + ... + 2757009356.

It is an arithmetic number, because the mean of its divisors is an integer number (230628402900).

Almost surely, 2^{11697981698105} is an apocalyptic number.

It is an amenable number.

11697981698105 is a deficient number, since it is larger than the sum of its proper divisors (3062236087495).

11697981698105 is a wasteful number, since it uses less digits than its factorization.

11697981698105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5514.

The product of its (nonzero) digits is 58786560, while the sum is 71.

The spelling of 11697981698105 in words is "eleven trillion, six hundred ninety-seven billion, nine hundred eighty-one million, six hundred ninety-eight thousand, one hundred five".