3930138875 has 16 divisors (see below), whose sum is σ = 5282108832. Its totient is φ = 2902255200.

The previous prime is 3930138859. The next prime is 3930138881. The reversal of 3930138875 is 5788310393.

3930138875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3930138875 - 2⁴ = 3930138859 is a prime.

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, 1207649 + ... + 1210898.

It is an arithmetic number, because the mean of its divisors is an integer number (330131802).

Almost surely, 2^3930138875 is an apocalyptic number.

3930138875 is a deficient number, since it is larger than the sum of its proper divisors (1351969957).

3930138875 is a wasteful number, since it uses less digits than its factorization.

3930138875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418575 (or 2418565 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 47.

The square root of 3930138875 is about 62690.8197027284. The cubic root of 3930138875 is about 1578.1052535516.

The spelling of 3930138875 in words is "three billion, nine hundred thirty million, one hundred thirty-eight thousand, eight hundred seventy-five".