3606505650 has 144 divisors (see below), whose sum is σ = 10595134368. Its totient is φ = 872256000.

The previous prime is 3606505631. The next prime is 3606505711. The reversal of 3606505650 is 565056063.

It is a happy number.

3606505650 is a `hidden beast` number, since 36 + 0 + 65 + 0 + 565 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4093210 + ... + 4094090.

It is an arithmetic number, because the mean of its divisors is an integer number (73577322).

Almost surely, 2^3606505650 is an apocalyptic number.

3606505650 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 3606505650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5297567184).

3606505650 is an abundant number, since it is smaller than the sum of its proper divisors (6988628718).

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

3606505650 is a wasteful number, since it uses less digits than its factorization.

3606505650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737 (or 1729 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 3606505650 is about 60054.1892793500. The cubic root of 3606505650 is about 1533.5415205140.

The spelling of 3606505650 in words is "three billion, six hundred six million, five hundred five thousand, six hundred fifty".