3995756944 has 15 divisors (see below), whose sum is σ = 7742269003. Its totient is φ = 1997752048.

The previous prime is 3995756929. The next prime is 3995756951. The reversal of 3995756944 is 4496575993.

The square root of 3995756944 is 63212.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 244947 + ... + 260749.

Almost surely, 2^3995756944 is an apocalyptic number.

3995756944 is the 63212-nd square number.

It is an amenable number.

3995756944 is a deficient number, since it is larger than the sum of its proper divisors (3746512059).

3995756944 is an frugal number, since it uses more digits than its factorization.

3995756944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31614 (or 15805 counting only the distinct ones).

The product of its digits is 36741600, while the sum is 61.

The cubic root of 3995756944 is about 1586.8395674240.

The spelling of 3995756944 in words is "three billion, nine hundred ninety-five million, seven hundred fifty-six thousand, nine hundred forty-four".