3975555164 has 24 divisors (see below), whose sum is σ = 7952458080. Its totient is φ = 1703520576.

The previous prime is 3975555163. The next prime is 3975555191. The reversal of 3975555164 is 4615555793.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3975555163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283142 + ... + 296850.

It is an arithmetic number, because the mean of its divisors is an integer number (331352420).

Almost surely, 2^3975555164 is an apocalyptic number.

It is an amenable number.

3975555164 is an abundant number, since it is smaller than the sum of its proper divisors (3976902916).

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

3975555164 is a wasteful number, since it uses less digits than its factorization.

3975555164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24077 (or 24075 counting only the distinct ones).

The product of its digits is 2835000, while the sum is 50.

The square root of 3975555164 is about 63052.0036477827. The cubic root of 3975555164 is about 1584.1607958174.

The spelling of 3975555164 in words is "three billion, nine hundred seventy-five million, five hundred fifty-five thousand, one hundred sixty-four".