556201650 has 48 divisors (see below), whose sum is σ = 1383598944. Its totient is φ = 147866880.

The previous prime is 556201601. The next prime is 556201651. The reversal of 556201650 is 56102655.

556201650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (556201651) 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, 45049 + ... + 56051.

It is an arithmetic number, because the mean of its divisors is an integer number (28824978).

Almost surely, 2^556201650 is an apocalyptic number.

556201650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 556201650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691799472).

556201650 is an abundant number, since it is smaller than the sum of its proper divisors (827397294).

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

556201650 is a wasteful number, since it uses less digits than its factorization.

556201650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11355 (or 11350 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 556201650 is about 23583.9277899166. The cubic root of 556201650 is about 822.3892491684.

The spelling of 556201650 in words is "five hundred fifty-six million, two hundred one thousand, six hundred fifty".