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11656656166485 = 3511509712919469
BaseRepresentation
bin1010100110100000011011…
…0110011001111001010101
31112021100212102002012022010
42221220012312121321111
53011440312434311420
640442554404054433
72312110543411311
oct251500666317125
945240772065263
1011656656166485
1137946185769a0
12138317a694419
136672aab1ca15
142c4284162b41
1515333a4194e0
hexa9a06d99e55

11656656166485 has 64 divisors (see below), whose sum is σ = 20390043168000. Its totient is φ = 5639527618560.

The previous prime is 11656656166457. The next prime is 11656656166499. The reversal of 11656656166485 is 58466165665611.

11656656166485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11656656166485 - 27 = 11656656166357 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 598719331 + ... + 598738799.

It is an arithmetic number, because the mean of its divisors is an integer number (318594424500).

Almost surely, 211656656166485 is an apocalyptic number.

11656656166485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11656656166485 is a deficient number, since it is larger than the sum of its proper divisors (8733387001515).

11656656166485 is a wasteful number, since it uses less digits than its factorization.

11656656166485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27126.

The product of its digits is 186624000, while the sum is 66.

The spelling of 11656656166485 in words is "eleven trillion, six hundred fifty-six billion, six hundred fifty-six million, one hundred sixty-six thousand, four hundred eighty-five".