8065395072 has 256 divisors, whose sum is σ = 27583411200. Its totient is φ = 2272333824.

The previous prime is 8065395071. The next prime is 8065395103. The reversal of 8065395072 is 2705935608.

It is a happy number.

8065395072 is a `hidden beast` number, since 80 + 65 + 3 + 9 + 507 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8065395071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1763733 + ... + 1768299.

It is an arithmetic number, because the mean of its divisors is an integer number (107747700).

Almost surely, 2^8065395072 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 8065395072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13791705600).

8065395072 is an abundant number, since it is smaller than the sum of its proper divisors (19518016128).

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

8065395072 is a wasteful number, since it uses less digits than its factorization.

8065395072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4670 (or 4652 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 8065395072 is about 89807.5446273864. The cubic root of 8065395072 is about 2005.4348073903.

The spelling of 8065395072 in words is "eight billion, sixty-five million, three hundred ninety-five thousand, seventy-two".