3666045616 has 40 divisors (see below), whose sum is σ = 7470486144. Its totient is φ = 1740410880.

The previous prime is 3666045599. The next prime is 3666045641. The reversal of 3666045616 is 6165406663.

It is a super-3 number, since 3×3666045616³ (a number of 30 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43441 + ... + 96016.

Almost surely, 2^3666045616 is an apocalyptic number.

It is an amenable number.

3666045616 is an abundant number, since it is smaller than the sum of its proper divisors (3804440528).

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

3666045616 is a wasteful number, since it uses less digits than its factorization.

3666045616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139549 (or 139543 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

The square root of 3666045616 is about 60547.8787076806. The cubic root of 3666045616 is about 1541.9346035766.

The spelling of 3666045616 in words is "three billion, six hundred sixty-six million, forty-five thousand, six hundred sixteen".