3964600066 has 16 divisors (see below), whose sum is σ = 6863751360. Its totient is φ = 1682290800.

The previous prime is 3964600051. The next prime is 3964600099. The reversal of 3964600066 is 6600064693.

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, 1400496 + ... + 1403323.

It is an arithmetic number, because the mean of its divisors is an integer number (428984460).

Almost surely, 2^3964600066 is an apocalyptic number.

3964600066 is a deficient number, since it is larger than the sum of its proper divisors (2899151294).

3964600066 is a wasteful number, since it uses less digits than its factorization.

3964600066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2803929.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 3964600066 is about 62965.0702056307. The cubic root of 3964600066 is about 1582.7043449659.

The spelling of 3964600066 in words is "three billion, nine hundred sixty-four million, six hundred thousand, sixty-six".