3965277868 has 6 divisors (see below), whose sum is σ = 6939236276. Its totient is φ = 1982638932.

The previous prime is 3965277857. The next prime is 3965278001. The reversal of 3965277868 is 8687725693.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 495659730 + ... + 495659737.

Almost surely, 2^3965277868 is an apocalyptic number.

It is an amenable number.

3965277868 is a deficient number, since it is larger than the sum of its proper divisors (2973958408).

3965277868 is a wasteful number, since it uses less digits than its factorization.

3965277868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991319471 (or 991319469 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 61.

The square root of 3965277868 is about 62970.4523407606. The cubic root of 3965277868 is about 1582.7945347307.

The spelling of 3965277868 in words is "three billion, nine hundred sixty-five million, two hundred seventy-seven thousand, eight hundred sixty-eight".