11656656166336 has 56 divisors (see below), whose sum is σ = 23878410846080. Its totient is φ = 5640065510400.

The previous prime is 11656656166313. The next prime is 11656656166357. The reversal of 11656656166336 is 63366165665611.

It is a super-3 number, since 3×11656656166336³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48903766 + ... + 49141546.

It is an arithmetic number, because the mean of its divisors is an integer number (426400193680).

Almost surely, 2^{11656656166336} is an apocalyptic number.

11656656166336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11656656166336 is an abundant number, since it is smaller than the sum of its proper divisors (12221754679744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11656656166336 is a wasteful number, since it uses less digits than its factorization.

11656656166336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262533 (or 262523 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 61.

The spelling of 11656656166336 in words is "eleven trillion, six hundred fifty-six billion, six hundred fifty-six million, one hundred sixty-six thousand, three hundred thirty-six".