20004550200 has 72 divisors (see below), whose sum is σ = 67181953800. Its totient is φ = 5334546240.

The previous prime is 20004550151. The next prime is 20004550211. The reversal of 20004550200 is 205540002.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5555020 + ... + 5558619.

Almost surely, 2^20004550200 is an apocalyptic number.

20004550200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20004550200 is an abundant number, since it is smaller than the sum of its proper divisors (47177403600).

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

20004550200 is a wasteful number, since it uses less digits than its factorization.

20004550200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11113661 (or 11113649 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The spelling of 20004550200 in words is "twenty billion, four million, five hundred fifty thousand, two hundred".