11665560500116 has 6 divisors (see below), whose sum is σ = 20414730875210. Its totient is φ = 5832780250056.

The previous prime is 11665560500107. The next prime is 11665560500123. The reversal of 11665560500116 is 61100506556611.

It can be written as a sum of positive squares in only one way, i.e., 7745144660100 + 3920415840016 = 2783010^2 + 1980004^2 .

It is a super-3 number, since 3×11665560500116³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1458195062511 + ... + 1458195062518.

Almost surely, 2^{11665560500116} is an apocalyptic number.

It is an amenable number.

11665560500116 is a deficient number, since it is larger than the sum of its proper divisors (8749170375094).

11665560500116 is a wasteful number, since it uses less digits than its factorization.

11665560500116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916390125033 (or 2916390125031 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 43.

The spelling of 11665560500116 in words is "eleven trillion, six hundred sixty-five billion, five hundred sixty million, five hundred thousand, one hundred sixteen".