3996765633 has 16 divisors (see below), whose sum is σ = 6094530560. Its totient is φ = 2282283216.

The previous prime is 3996765629. The next prime is 3996765727. The reversal of 3996765633 is 3365676993.

It is not a de Polignac number, because 3996765633 - 2² = 3996765629 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3996765133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34585 + ... + 95862.

It is an arithmetic number, because the mean of its divisors is an integer number (380908160).

Almost surely, 2^3996765633 is an apocalyptic number.

It is an amenable number.

3996765633 is a deficient number, since it is larger than the sum of its proper divisors (2097764927).

3996765633 is a wasteful number, since it uses less digits than its factorization.

3996765633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131916.

The product of its digits is 16533720, while the sum is 57.

The square root of 3996765633 is about 63219.9781160987. The cubic root of 3996765633 is about 1586.9730834653.

The spelling of 3996765633 in words is "three billion, nine hundred ninety-six million, seven hundred sixty-five thousand, six hundred thirty-three".