11071057101666 has 8 divisors (see below), whose sum is σ = 22142114203344. Its totient is φ = 3690352367220.

The previous prime is 11071057101661. The next prime is 11071057101683. The reversal of 11071057101666 is 66610175017011.

It is a happy number.

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

11071057101666 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11071057101661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922588091800 + ... + 922588091811.

It is an arithmetic number, because the mean of its divisors is an integer number (2767764275418).

Almost surely, 2^{11071057101666} is an apocalyptic number.

11071057101666 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.

11071057101666 is a wasteful number, since it uses less digits than its factorization.

11071057101666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845176183616.

The product of its (nonzero) digits is 52920, while the sum is 42.

The spelling of 11071057101666 in words is "eleven trillion, seventy-one billion, fifty-seven million, one hundred one thousand, six hundred sixty-six".