3618605593728 has 192 divisors, whose sum is σ = 10923705748800. Its totient is φ = 1148205004800.

The previous prime is 3618605593727. The next prime is 3618605593739. The reversal of 3618605593728 is 8273955068163.

3618605593728 is a `hidden beast` number, since 3 + 6 + 1 + 8 + 6 + 0 + 559 + 3 + 72 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is not an unprimeable number, because it can be changed into a prime (3618605593721) 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, 1609183 + ... + 3134753.

It is an arithmetic number, because the mean of its divisors is an integer number (56894300775).

Almost surely, 2^{3618605593728} 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 3618605593728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5461852874400).

3618605593728 is an abundant number, since it is smaller than the sum of its proper divisors (7305100155072).

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

3618605593728 is a wasteful number, since it uses less digits than its factorization.

3618605593728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525691 (or 1525676 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 63.

The spelling of 3618605593728 in words is "three trillion, six hundred eighteen billion, six hundred five million, five hundred ninety-three thousand, seven hundred twenty-eight".