3600000000 has 297 divisors, whose sum is σ = 12993645691. Its totient is φ = 960000000.

The previous prime is 3599999969. The next prime is 3600000011. The reversal of 3600000000 is 63.

The square root of 3600000000 is 60000.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2559550464 + 1040449536 = 50592^2 + 32256^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 719999998 + ... + 720000002.

Almost surely, 2^3600000000 is an apocalyptic number.

3600000000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3600000000 is the 60000-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3600000000

3600000000 is an abundant number, since it is smaller than the sum of its proper divisors (9393645691).

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

3600000000 is an frugal number, since it uses more digits than its factorization.

3600000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The cubic root of 3600000000 is about 1532.6188647871.

Adding to 3600000000 its reverse (63), we get a palindrome (3600000063).

The spelling of 3600000000 in words is "three billion, six hundred million", and thus it is an aban number.