3666740571 has 24 divisors (see below), whose sum is σ = 5748753920. Its totient is φ = 2238679296.

The previous prime is 3666740563. The next prime is 3666740611. The reversal of 3666740571 is 1750476663.

3666740571 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3666740571 - 2³ = 3666740563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3666740471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 108526 + ... + 138243.

Almost surely, 2^3666740571 is an apocalyptic number.

3666740571 is a deficient number, since it is larger than the sum of its proper divisors (2082013349).

3666740571 is a wasteful number, since it uses less digits than its factorization.

3666740571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246915 (or 246912 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The square root of 3666740571 is about 60553.6173238230. The cubic root of 3666740571 is about 1542.0320298474.

The spelling of 3666740571 in words is "three billion, six hundred sixty-six million, seven hundred forty thousand, five hundred seventy-one".