3265605616 has 80 divisors (see below), whose sum is σ = 8245347264. Its totient is φ = 1215885312.

The previous prime is 3265605611. The next prime is 3265605617. The reversal of 3265605616 is 6165065623.

It is a happy number.

3265605616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3265605611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41215 + ... + 90718.

Almost surely, 2^3265605616 is an apocalyptic number.

It is an amenable number.

3265605616 is an abundant number, since it is smaller than the sum of its proper divisors (4979741648).

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

3265605616 is a wasteful number, since it uses less digits than its factorization.

3265605616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131978 (or 131972 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 3265605616 is about 57145.4776513418. The cubic root of 3265605616 is about 1483.6150996222.

The spelling of 3265605616 in words is "three billion, two hundred sixty-five million, six hundred five thousand, six hundred sixteen".