11141663666 has 8 divisors (see below), whose sum is σ = 19099994880. Its totient is φ = 4774998708.

The previous prime is 11141663647. The next prime is 11141663681. The reversal of 11141663666 is 66636614111.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397916546 + ... + 397916573.

It is an arithmetic number, because the mean of its divisors is an integer number (2387499360).

Almost surely, 2^11141663666 is an apocalyptic number.

11141663666 is a deficient number, since it is larger than the sum of its proper divisors (7958331214).

11141663666 is an equidigital number, since it uses as much as digits as its factorization.

11141663666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795833128.

The product of its digits is 93312, while the sum is 41.

The spelling of 11141663666 in words is "eleven billion, one hundred forty-one million, six hundred sixty-three thousand, six hundred sixty-six".