3195036816 has 80 divisors (see below), whose sum is σ = 8385177600. Its totient is φ = 1048155264.

The previous prime is 3195036809. The next prime is 3195036877. The reversal of 3195036816 is 6186305913.

It is a happy 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, 1360155 + ... + 1362501.

It is an arithmetic number, because the mean of its divisors is an integer number (104814720).

Almost surely, 2^3195036816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3195036816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4192588800).

3195036816 is an abundant number, since it is smaller than the sum of its proper divisors (5190140784).

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

3195036816 is a wasteful number, since it uses less digits than its factorization.

3195036816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796 (or 2790 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 3195036816 is about 56524.6567083782. The cubic root of 3195036816 is about 1472.8503499806.

The spelling of 3195036816 in words is "three billion, one hundred ninety-five million, thirty-six thousand, eight hundred sixteen".