2066216598 has 24 divisors (see below), whose sum is σ = 4712424600. Its totient is φ = 652489344.

The previous prime is 2066216597. The next prime is 2066216609. The reversal of 2066216598 is 8956126602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2066216591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3020443 + ... + 3021126.

It is an arithmetic number, because the mean of its divisors is an integer number (196351025).

Almost surely, 2^2066216598 is an apocalyptic number.

2066216598 is an abundant number, since it is smaller than the sum of its proper divisors (2646208002).

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

2066216598 is a wasteful number, since it uses less digits than its factorization.

2066216598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6041596 (or 6041593 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 2066216598 is about 45455.6552917236. The cubic root of 2066216598 is about 1273.6749731721.

The spelling of 2066216598 in words is "two billion, sixty-six million, two hundred sixteen thousand, five hundred ninety-eight".