2254166566 has 32 divisors (see below), whose sum is σ = 3584655360. Its totient is φ = 1060941024.

The previous prime is 2254166521. The next prime is 2254166569. The reversal of 2254166566 is 6656614522.

It is a happy number.

2254166566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254166569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354651 + ... + 1356313.

It is an arithmetic number, because the mean of its divisors is an integer number (112020480).

Almost surely, 2^2254166566 is an apocalyptic number.

2254166566 is a deficient number, since it is larger than the sum of its proper divisors (1330488794).

2254166566 is a wasteful number, since it uses less digits than its factorization.

2254166566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140.

The product of its digits is 518400, while the sum is 43.

The square root of 2254166566 is about 47478.0640506750. The cubic root of 2254166566 is about 1311.1790495970.

The spelling of 2254166566 in words is "two billion, two hundred fifty-four million, one hundred sixty-six thousand, five hundred sixty-six".