2020445300 has 72 divisors (see below), whose sum is σ = 4553937696. Its totient is φ = 777490560.

The previous prime is 2020445293. The next prime is 2020445377. The reversal of 2020445300 is 35440202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284594 + ... + 291606.

Almost surely, 2^2020445300 is an apocalyptic number.

2020445300 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 2020445300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2276968848).

2020445300 is an abundant number, since it is smaller than the sum of its proper divisors (2533492396).

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

2020445300 is a wasteful number, since it uses less digits than its factorization.

2020445300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7137 (or 7130 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2020445300 is about 44949.3637329829. The cubic root of 2020445300 is about 1264.1997469472.

Adding to 2020445300 its reverse (35440202), we get a palindrome (2055885502).

The spelling of 2020445300 in words is "two billion, twenty million, four hundred forty-five thousand, three hundred".