3644445552330 has 192 divisors, whose sum is σ = 9724300677504. Its totient is φ = 873402816000.

The previous prime is 3644445552277. The next prime is 3644445552331. The reversal of 3644445552330 is 332555444463.

3644445552330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3644445552330.

It is not an unprimeable number, because it can be changed into a prime (3644445552331) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 248201169 + ... + 248215851.

It is an arithmetic number, because the mean of its divisors is an integer number (50647399362).

Almost surely, 2^{3644445552330} is an apocalyptic number.

3644445552330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3644445552330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4862150338752).

3644445552330 is an abundant number, since it is smaller than the sum of its proper divisors (6079855125174).

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

3644445552330 is a wasteful number, since it uses less digits than its factorization.

3644445552330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15493 (or 15482 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 48.

The spelling of 3644445552330 in words is "three trillion, six hundred forty-four billion, four hundred forty-five million, five hundred fifty-two thousand, three hundred thirty".