3969109533875 has 16 divisors (see below), whose sum is σ = 4999742628192. Its totient is φ = 3145612031200.

The previous prime is 3969109533833. The next prime is 3969109533889. The reversal of 3969109533875 is 5783359019693.

3969109533875 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3969109533875 - 2¹² = 3969109529779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148364552 + ... + 148391301.

It is an arithmetic number, because the mean of its divisors is an integer number (312483914262).

Almost surely, 2^{3969109533875} is an apocalyptic number.

3969109533875 is a deficient number, since it is larger than the sum of its proper divisors (1030633094317).

3969109533875 is a wasteful number, since it uses less digits than its factorization.

3969109533875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296755975 (or 296755965 counting only the distinct ones).

The product of its (nonzero) digits is 165337200, while the sum is 68.

The spelling of 3969109533875 in words is "three trillion, nine hundred sixty-nine billion, one hundred nine million, five hundred thirty-three thousand, eight hundred seventy-five".