3828655650 has 48 divisors (see below), whose sum is σ = 9522095904. Its totient is φ = 1018068480.

The previous prime is 3828655639. The next prime is 3828655681. The reversal of 3828655650 is 565568283.

It is a self number, because there is not a number n which added to its sum of digits gives 3828655650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16797 + ... + 89103.

It is an arithmetic number, because the mean of its divisors is an integer number (198376998).

Almost surely, 2^3828655650 is an apocalyptic number.

3828655650 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 3828655650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4761047952).

3828655650 is an abundant number, since it is smaller than the sum of its proper divisors (5693440254).

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

3828655650 is a wasteful number, since it uses less digits than its factorization.

3828655650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72675 (or 72670 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 48.

The square root of 3828655650 is about 61876.1315048056. The cubic root of 3828655650 is about 1564.4034649706.

The spelling of 3828655650 in words is "three billion, eight hundred twenty-eight million, six hundred fifty-five thousand, six hundred fifty".