3963963093609 has 16 divisors (see below), whose sum is σ = 5300966844288. Its totient is φ = 2634810602112.

The previous prime is 3963963093581. The next prime is 3963963093611. The reversal of 3963963093609 is 9063903693693.

It is not a de Polignac number, because 3963963093609 - 2¹⁹ = 3963962569321 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3963963093609.

It is not an unprimeable number, because it can be changed into a prime (3963963093619) 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, 366079 + ... + 2839355.

It is an arithmetic number, because the mean of its divisors is an integer number (331310427768).

Almost surely, 2^{3963963093609} is an apocalyptic number.

It is an amenable number.

3963963093609 is a deficient number, since it is larger than the sum of its proper divisors (1337003750679).

3963963093609 is a wasteful number, since it uses less digits than its factorization.

3963963093609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474864.

The product of its (nonzero) digits is 114791256, while the sum is 66.

The spelling of 3963963093609 in words is "three trillion, nine hundred sixty-three billion, nine hundred sixty-three million, ninety-three thousand, six hundred nine".