11866685317001 has 16 divisors (see below), whose sum is σ = 11986452480000. Its totient is φ = 11747338959888.

The previous prime is 11866685316989. The next prime is 11866685317013. The reversal of 11866685317001 is 10071358666811.

11866685317001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11866685316989) and next prime (11866685317013).

It is a cyclic number.

It is not a de Polignac number, because 11866685317001 - 2⁴² = 7468638805897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11866685317301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385229066 + ... + 385259868.

It is an arithmetic number, because the mean of its divisors is an integer number (749153280000).

Almost surely, 2^{11866685317001} is an apocalyptic number.

It is an amenable number.

11866685317001 is a deficient number, since it is larger than the sum of its proper divisors (119767162999).

11866685317001 is a wasteful number, since it uses less digits than its factorization.

11866685317001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37508.

The product of its (nonzero) digits is 1451520, while the sum is 53.

The spelling of 11866685317001 in words is "eleven trillion, eight hundred sixty-six billion, six hundred eighty-five million, three hundred seventeen thousand, one".