3566000000 has 112 divisors (see below), whose sum is σ = 8885042520. Its totient is φ = 1425600000.

The previous prime is 3565999981. The next prime is 3566000003. The reversal of 3566000000 is 6653.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3566000003) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1999109 + ... + 2000891.

Almost surely, 2^3566000000 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 3566000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4442521260).

3566000000 is an abundant number, since it is smaller than the sum of its proper divisors (5319042520).

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

3566000000 is an frugal number, since it uses more digits than its factorization.

3566000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827 (or 1790 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 3566000000 is about 59715.9945073345. The cubic root of 3566000000 is about 1527.7786838072.

Adding to 3566000000 its reverse (6653), we get a palindrome (3566006653).

The spelling of 3566000000 in words is "three billion, five hundred sixty-six million", and thus it is an aban number.