1166614664 has 16 divisors (see below), whose sum is σ = 2316073500. Its totient is φ = 548995072.

The previous prime is 1166614651. The next prime is 1166614727. The reversal of 1166614664 is 4664166611.

It can be written as a sum of positive squares in 2 ways, for example, as 1153145764 + 13468900 = 33958^2 + 3670^2 .

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, 4288889 + ... + 4289160.

Almost surely, 2^1166614664 is an apocalyptic number.

It is an amenable number.

1166614664 is a deficient number, since it is larger than the sum of its proper divisors (1149458836).

1166614664 is a wasteful number, since it uses less digits than its factorization.

1166614664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8578072 (or 8578068 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 1166614664 is about 34155.7413036227. The cubic root of 1166614664 is about 1052.7109580654.

The spelling of 1166614664 in words is "one billion, one hundred sixty-six million, six hundred fourteen thousand, six hundred sixty-four".