2050005500 has 24 divisors (see below), whose sum is σ = 4477213104. Its totient is φ = 820002000.

The previous prime is 2050005473. The next prime is 2050005509. The reversal of 2050005500 is 55000502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050005509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2049506 + ... + 2050505.

It is an arithmetic number, because the mean of its divisors is an integer number (186550546).

Almost surely, 2^2050005500 is an apocalyptic number.

2050005500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2050005500 is an abundant number, since it is smaller than the sum of its proper divisors (2427207604).

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

2050005500 is a wasteful number, since it uses less digits than its factorization.

2050005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4100030 (or 4100018 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 17.

The square root of 2050005500 is about 45276.9864279857. The cubic root of 2050005500 is about 1270.3352288426.

The spelling of 2050005500 in words is "two billion, fifty million, five thousand, five hundred".