11659668056669 has 8 divisors (see below), whose sum is σ = 11688535612800. Its totient is φ = 11630808904000.

The previous prime is 11659668056657. The next prime is 11659668056693. The reversal of 11659668056669 is 96665086695611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11659668056669 - 2²⁴ = 11659651279453 is a prime.

It is a super-2 number, since 2×11659668056669² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11659668056596 and 11659668056605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11659668046669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682094 + ... + 4876944.

It is an arithmetic number, because the mean of its divisors is an integer number (1461066951600).

Almost surely, 2^{11659668056669} is an apocalyptic number.

It is an amenable number.

11659668056669 is a deficient number, since it is larger than the sum of its proper divisors (28867556131).

11659668056669 is an equidigital number, since it uses as much as digits as its factorization.

11659668056669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4201731.

The product of its (nonzero) digits is 755827200, while the sum is 74.

The spelling of 11659668056669 in words is "eleven trillion, six hundred fifty-nine billion, six hundred sixty-eight million, fifty-six thousand, six hundred sixty-nine".