2063561000 has 32 divisors (see below), whose sum is σ = 4828735080. Its totient is φ = 825424000.

The previous prime is 2063560937. The next prime is 2063561029. The reversal of 2063561000 is 1653602.

It can be written as a sum of positive squares in 4 ways, for example, as 324504196 + 1739056804 = 18014^2 + 41702^2 .

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 7 ways as a sum of consecutive naturals, for example, 1030781 + ... + 1032780.

Almost surely, 2^2063561000 is an apocalyptic number.

2063561000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2063561000 is an abundant number, since it is smaller than the sum of its proper divisors (2765174080).

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

2063561000 is a wasteful number, since it uses less digits than its factorization.

2063561000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2063582 (or 2063568 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2063561000 is about 45426.4350351202. The cubic root of 2063561000 is about 1273.1290770627.

The spelling of 2063561000 in words is "two billion, sixty-three million, five hundred sixty-one thousand".