11657706041818 has 16 divisors (see below), whose sum is σ = 17553641878080. Its totient is φ = 5806493582976.

The previous prime is 11657706041803. The next prime is 11657706041827. The reversal of 11657706041818 is 81814060775611.

It is a super-2 number, since 2×11657706041818² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15850153 + ... + 16569331.

It is an arithmetic number, because the mean of its divisors is an integer number (1097102617380).

Almost surely, 2^{11657706041818} is an apocalyptic number.

11657706041818 is a deficient number, since it is larger than the sum of its proper divisors (5895935836262).

11657706041818 is a wasteful number, since it uses less digits than its factorization.

11657706041818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750261.

The product of its (nonzero) digits is 2257920, while the sum is 55.

The spelling of 11657706041818 in words is "eleven trillion, six hundred fifty-seven billion, seven hundred six million, forty-one thousand, eight hundred eighteen".