3666545285 has 32 divisors (see below), whose sum is σ = 4873841280. Its totient is φ = 2630815488.

The previous prime is 3666545279. The next prime is 3666545297. The reversal of 3666545285 is 5825456663.

It is a cyclic number.

It is not a de Polignac number, because 3666545285 - 2¹² = 3666541189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 547286 + ... + 553944.

It is an arithmetic number, because the mean of its divisors is an integer number (152307540).

Almost surely, 2^3666545285 is an apocalyptic number.

It is an amenable number.

3666545285 is a deficient number, since it is larger than the sum of its proper divisors (1207295995).

3666545285 is a wasteful number, since it uses less digits than its factorization.

3666545285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6917.

The product of its digits is 5184000, while the sum is 50.

The square root of 3666545285 is about 60552.0047975292. The cubic root of 3666545285 is about 1542.0046537980.

The spelling of 3666545285 in words is "three billion, six hundred sixty-six million, five hundred forty-five thousand, two hundred eighty-five".