1166489668 has 24 divisors (see below), whose sum is σ = 2082147200. Its totient is φ = 571697568.

The previous prime is 1166489633. The next prime is 1166489671. The reversal of 1166489668 is 8669846611.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30646 + ... + 57202.

Almost surely, 2^1166489668 is an apocalyptic number.

It is an amenable number.

1166489668 is a deficient number, since it is larger than the sum of its proper divisors (915657532).

1166489668 is a wasteful number, since it uses less digits than its factorization.

1166489668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26779 (or 26777 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 55.

The square root of 1166489668 is about 34153.9114597435. The cubic root of 1166489668 is about 1052.6733594299.

The spelling of 1166489668 in words is "one billion, one hundred sixty-six million, four hundred eighty-nine thousand, six hundred sixty-eight".