5681660132 has 12 divisors (see below), whose sum is σ = 9948301440. Its totient is φ = 2839288296.

The previous prime is 5681660113. The next prime is 5681660203. The reversal of 5681660132 is 2310661865.

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, 377132 + ... + 391907.

It is an arithmetic number, because the mean of its divisors is an integer number (829025120).

Almost surely, 2^5681660132 is an apocalyptic number.

It is an amenable number.

5681660132 is a deficient number, since it is larger than the sum of its proper divisors (4266641308).

5681660132 is a wasteful number, since it uses less digits than its factorization.

5681660132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770890 (or 770888 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 5681660132 is about 75376.7877532600. The cubic root of 5681660132 is about 1784.3980930563.

The spelling of 5681660132 in words is "five billion, six hundred eighty-one million, six hundred sixty thousand, one hundred thirty-two".