2066244876 has 120 divisors (see below), whose sum is σ = 5489535744. Its totient is φ = 677652480.

The previous prime is 2066244857. The next prime is 2066244877. The reversal of 2066244876 is 6784426602.

It is not an unprimeable number, because it can be changed into a prime (2066244877) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10705836 + ... + 10706028.

Almost surely, 2^2066244876 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 2066244876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2744767872).

2066244876 is an abundant number, since it is smaller than the sum of its proper divisors (3423290868).

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

2066244876 is a wasteful number, since it uses less digits than its factorization.

2066244876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 562 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 2066244876 is about 45455.9663410646. The cubic root of 2066244876 is about 1273.6807836015.

The spelling of 2066244876 in words is "two billion, sixty-six million, two hundred forty-four thousand, eight hundred seventy-six".