11718002271666 has 8 divisors (see below), whose sum is σ = 23436004543344. Its totient is φ = 3906000757220.

The previous prime is 11718002271659. The next prime is 11718002271671. The reversal of 11718002271666 is 66617220081711.

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

11718002271666 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 976500189300 + ... + 976500189311.

It is an arithmetic number, because the mean of its divisors is an integer number (2929500567918).

Almost surely, 2^{11718002271666} is an apocalyptic number.

11718002271666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11718002271666 is a wasteful number, since it uses less digits than its factorization.

11718002271666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953000378616.

The product of its (nonzero) digits is 338688, while the sum is 48.

The spelling of 11718002271666 in words is "eleven trillion, seven hundred eighteen billion, two million, two hundred seventy-one thousand, six hundred sixty-six".