3666064766 has 32 divisors (see below), whose sum is σ = 6912138240. Its totient is φ = 1419450336.

The previous prime is 3666064729. The next prime is 3666064781. The reversal of 3666064766 is 6674606663.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205736 + ... + 222843.

It is an arithmetic number, because the mean of its divisors is an integer number (216004320).

Almost surely, 2^3666064766 is an apocalyptic number.

3666064766 is a deficient number, since it is larger than the sum of its proper divisors (3246073474).

3666064766 is a wasteful number, since it uses less digits than its factorization.

3666064766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428648.

The product of its (nonzero) digits is 3919104, while the sum is 50.

The square root of 3666064766 is about 60548.0368467880. The cubic root of 3666064766 is about 1541.9372883947.

The spelling of 3666064766 in words is "three billion, six hundred sixty-six million, sixty-four thousand, seven hundred sixty-six".