11866068257 has 8 divisors (see below), whose sum is σ = 11885118336. Its totient is φ = 11847034672.

The previous prime is 11866068251. The next prime is 11866068317. The reversal of 11866068257 is 75286066811.

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 11866068257 - 2²⁰ = 11865019681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11866068251) 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, 2476418 + ... + 2481204.

It is an arithmetic number, because the mean of its divisors is an integer number (1485639792).

Almost surely, 2^11866068257 is an apocalyptic number.

It is an amenable number.

11866068257 is a deficient number, since it is larger than the sum of its proper divisors (19050079).

11866068257 is a wasteful number, since it uses less digits than its factorization.

11866068257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8247.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 11866068257 in words is "eleven billion, eight hundred sixty-six million, sixty-eight thousand, two hundred fifty-seven".