3963955744 has 36 divisors (see below), whose sum is σ = 9078170094. Its totient is φ = 1698837504.

The previous prime is 3963955733. The next prime is 3963955757. The reversal of 3963955744 is 4475593693.

It can be written as a sum of positive squares in only one way, i.e., 3722464144 + 241491600 = 61012^2 + 15540^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1262449 + ... + 1265584.

Almost surely, 2^3963955744 is an apocalyptic number.

It is an amenable number.

3963955744 is an abundant number, since it is smaller than the sum of its proper divisors (5114214350).

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

3963955744 is a wasteful number, since it uses less digits than its factorization.

3963955744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2528057 (or 2528042 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 55.

The square root of 3963955744 is about 62959.9534942649. The cubic root of 3963955744 is about 1582.6186005898.

The spelling of 3963955744 in words is "three billion, nine hundred sixty-three million, nine hundred fifty-five thousand, seven hundred forty-four".