3618350366720 has 102 divisors (see below), whose sum is σ = 8686588706178. Its totient is φ = 1446904594432.

The previous prime is 3618350366599. The next prime is 3618350366773. The reversal of 3618350366720 is 276630538163.

It can be written as a sum of positive squares in only one way, i.e., 2894680293376 + 723670073344 = 1701376^2 + 850688^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1088878979 + ... + 1088882301.

Almost surely, 2^{3618350366720} 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 3618350366720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4343294353089).

3618350366720 is an abundant number, since it is smaller than the sum of its proper divisors (5068238339458).

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

3618350366720 is an frugal number, since it uses more digits than its factorization.

3618350366720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6683 (or 3330 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 50.

The spelling of 3618350366720 in words is "three trillion, six hundred eighteen billion, three hundred fifty million, three hundred sixty-six thousand, seven hundred twenty".