3657066066 has 12 divisors (see below), whose sum is σ = 7923643182. Its totient is φ = 1219022016.

The previous prime is 3657066043. The next prime is 3657066067. The reversal of 3657066066 is 6606607563.

It is a happy number.

3657066066 is a `hidden beast` number, since 36 + 5 + 7 + 0 + 6 + 606 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2790058041 + 867008025 = 52821^2 + 29445^2 .

It is a super-2 number, since 2×3657066066² = 26748264422177432712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3657066067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 101585151 + ... + 101585186.

Almost surely, 2^3657066066 is an apocalyptic number.

3657066066 is an abundant number, since it is smaller than the sum of its proper divisors (4266577116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3657066066 is a wasteful number, since it uses less digits than its factorization.

3657066066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203170345 (or 203170342 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The square root of 3657066066 is about 60473.6807710594. The cubic root of 3657066066 is about 1540.6746448136.

The spelling of 3657066066 in words is "three billion, six hundred fifty-seven million, sixty-six thousand, sixty-six".