2259456164 has 12 divisors (see below), whose sum is σ = 4518912384. Its totient is φ = 968338344.

The previous prime is 2259456163. The next prime is 2259456223. The reversal of 2259456164 is 4616549522.

2259456164 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2259456161) 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, 40347404 + ... + 40347459.

It is an arithmetic number, because the mean of its divisors is an integer number (376576032).

Almost surely, 2^2259456164 is an apocalyptic number.

It is an amenable number.

2259456164 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2259456164 is a wasteful number, since it uses less digits than its factorization.

2259456164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80694874 (or 80694872 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 2259456164 is about 47533.7371137595. The cubic root of 2259456164 is about 1312.2038470011.

The spelling of 2259456164 in words is "two billion, two hundred fifty-nine million, four hundred fifty-six thousand, one hundred sixty-four".