3666036025 has 12 divisors (see below), whose sum is σ = 4547264512. Its totient is φ = 2931938640.

The previous prime is 3666035981. The next prime is 3666036029. The reversal of 3666036025 is 5206306663.

It is not a de Polignac number, because 3666036025 - 2⁷ = 3666035897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3666036029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69112 + ... + 110038.

Almost surely, 2^3666036025 is an apocalyptic number.

It is an amenable number.

3666036025 is a deficient number, since it is larger than the sum of its proper divisors (881228487).

3666036025 is a wasteful number, since it uses less digits than its factorization.

3666036025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44520 (or 44515 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 37.

The square root of 3666036025 is about 60547.7995058450. The cubic root of 3666036025 is about 1541.9332589209.

The spelling of 3666036025 in words is "three billion, six hundred sixty-six million, thirty-six thousand, twenty-five".