3600163728 has 120 divisors (see below), whose sum is σ = 11617077888. Its totient is φ = 1019483136.

The previous prime is 3600163717. The next prime is 3600163759. The reversal of 3600163728 is 8273610063.

It is a happy number.

3600163728 is a `hidden beast` number, since 3 + 600 + 16 + 37 + 2 + 8 = 666.

It is a super-2 number, since 2×3600163728² = 25922357736813715968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3600163692 and 3600163701.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98101 + ... + 129707.

Almost surely, 2^3600163728 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 3600163728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5808538944).

3600163728 is an abundant number, since it is smaller than the sum of its proper divisors (8016914160).

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

3600163728 is a wasteful number, since it uses less digits than its factorization.

3600163728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31741 (or 31732 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 3600163728 is about 60001.3643844871. The cubic root of 3600163728 is about 1532.6420989369.

The spelling of 3600163728 in words is "three billion, six hundred million, one hundred sixty-three thousand, seven hundred twenty-eight".