2066445120 has 224 divisors, whose sum is σ = 7069409280. Its totient is φ = 509921280.

The previous prime is 2066445103. The next prime is 2066445167. The reversal of 2066445120 is 215446602.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 682971 + ... + 685989.

Almost surely, 2^2066445120 is an apocalyptic number.

2066445120 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 2066445120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3534704640).

2066445120 is an abundant number, since it is smaller than the sum of its proper divisors (5002964160).

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

2066445120 is a wasteful number, since it uses less digits than its factorization.

2066445120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3093 (or 3083 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2066445120 is about 45458.1689028496. The cubic root of 2066445120 is about 1273.7219272721.

The spelling of 2066445120 in words is "two billion, sixty-six million, four hundred forty-five thousand, one hundred twenty".