2259569164 has 12 divisors (see below), whose sum is σ = 3955171024. Its totient is φ = 1129520304.

The previous prime is 2259569153. The next prime is 2259569173. The reversal of 2259569164 is 4619659522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46167 + ... + 81550.

Almost surely, 2^2259569164 is an apocalyptic number.

It is an amenable number.

2259569164 is a deficient number, since it is larger than the sum of its proper divisors (1695601860).

2259569164 is a wasteful number, since it uses less digits than its factorization.

2259569164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132144 (or 132142 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

The square root of 2259569164 is about 47534.9257283526. The cubic root of 2259569164 is about 1312.2257219645.

The spelling of 2259569164 in words is "two billion, two hundred fifty-nine million, five hundred sixty-nine thousand, one hundred sixty-four".