3205071716 has 72 divisors (see below), whose sum is σ = 7142929920. Its totient is φ = 1231528320.

The previous prime is 3205071713. The next prime is 3205071733. The reversal of 3205071716 is 6171705023.

It is not an unprimeable number, because it can be changed into a prime (3205071713) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 240845 + ... + 253803.

It is an arithmetic number, because the mean of its divisors is an integer number (99207360).

Almost surely, 2^3205071716 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 3205071716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3571464960).

3205071716 is an abundant number, since it is smaller than the sum of its proper divisors (3937858204).

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

3205071716 is a wasteful number, since it uses less digits than its factorization.

3205071716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13065 (or 13052 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 3205071716 is about 56613.3528065597. The cubic root of 3205071716 is about 1474.3907035878.

Adding to 3205071716 its reverse (6171705023), we get a palindrome (9376776739).

It can be divided in two parts, 320507 and 1716, that added together give a palindrome (322223).

The spelling of 3205071716 in words is "three billion, two hundred five million, seventy-one thousand, seven hundred sixteen".