3975316812 has 36 divisors (see below), whose sum is σ = 10308075960. Its totient is φ = 1324887192.

The previous prime is 3975316801. The next prime is 3975316831. The reversal of 3975316812 is 2186135793.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

3975316812 is a `hidden beast` number, since 39 + 7 + 531 + 6 + 81 + 2 = 666.

3975316812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 652203 + ... + 658269.

Almost surely, 2^3975316812 is an apocalyptic number.

It is an amenable number.

3975316812 is an abundant number, since it is smaller than the sum of its proper divisors (6332759148).

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

3975316812 is an frugal number, since it uses more digits than its factorization.

3975316812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12147 (or 6072 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 3975316812 is about 63050.1134971223. The cubic root of 3975316812 is about 1584.1291360513.

It can be divided in two parts, 39753 and 16812, that added together give a palindrome (56565).

The spelling of 3975316812 in words is "three billion, nine hundred seventy-five million, three hundred sixteen thousand, eight hundred twelve".