2066280448 has 52 divisors (see below), whose sum is σ = 4265610688. Its totient is φ = 999751680.

The previous prime is 2066280407. The next prime is 2066280449. The reversal of 2066280448 is 8440826602.

It is a self number, because there is not a number n which added to its sum of digits gives 2066280448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066280449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118840 + ... + 135112.

Almost surely, 2^2066280448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2066280448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2132805344).

2066280448 is an abundant number, since it is smaller than the sum of its proper divisors (2199330240).

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

2066280448 is an equidigital number, since it uses as much as digits as its factorization.

2066280448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16328 (or 16306 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 2066280448 is about 45456.3576191494. The cubic root of 2066280448 is about 1273.6880926920.

The spelling of 2066280448 in words is "two billion, sixty-six million, two hundred eighty thousand, four hundred forty-eight".