11616611116664 has 16 divisors (see below), whose sum is σ = 21784550839800. Its totient is φ = 5807397559392.

The previous prime is 11616611116661. The next prime is 11616611116711. The reversal of 11616611116664 is 46661111661611.

It is a happy number.

It is a super-3 number, since 3×11616611116664³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11616611116661) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 113445494 + ... + 113547845.

Almost surely, 2^{11616611116664} is an apocalyptic number.

It is an amenable number.

11616611116664 is a deficient number, since it is larger than the sum of its proper divisors (10167939723136).

11616611116664 is a wasteful number, since it uses less digits than its factorization.

11616611116664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226999742 (or 226999738 counting only the distinct ones).

The product of its digits is 186624, while the sum is 47.

The spelling of 11616611116664 in words is "eleven trillion, six hundred sixteen billion, six hundred eleven million, one hundred sixteen thousand, six hundred sixty-four".