3603646336 has 64 divisors (see below), whose sum is σ = 7470120960. Its totient is φ = 1729728000.

The previous prime is 3603646313. The next prime is 3603646351. The reversal of 3603646336 is 6336463063.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500361 + ... + 507511.

It is an arithmetic number, because the mean of its divisors is an integer number (116720640).

Almost surely, 2^3603646336 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 3603646336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3735060480).

3603646336 is an abundant number, since it is smaller than the sum of its proper divisors (3866474624).

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

3603646336 is a wasteful number, since it uses less digits than its factorization.

3603646336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7323 (or 7311 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 40.

The square root of 3603646336 is about 60030.3784429184. The cubic root of 3603646336 is about 1533.1361386400.

The spelling of 3603646336 in words is "three billion, six hundred three million, six hundred forty-six thousand, three hundred thirty-six".