200445620100 has 144 divisors (see below), whose sum is σ = 638944479936. Its totient is φ = 48111680000.

The previous prime is 200445620071. The next prime is 200445620143. The reversal of 200445620100 is 1026544002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32602 + ... + 633998.

It is an arithmetic number, because the mean of its divisors is an integer number (4437114444).

Almost surely, 2^200445620100 is an apocalyptic number.

200445620100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200445620100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319472239968).

200445620100 is an abundant number, since it is smaller than the sum of its proper divisors (438498859836).

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

200445620100 is a wasteful number, since it uses less digits than its factorization.

200445620100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601526 (or 601519 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The spelling of 200445620100 in words is "two hundred billion, four hundred forty-five million, six hundred twenty thousand, one hundred".