2565160216 has 32 divisors (see below), whose sum is σ = 4868985600. Its totient is φ = 1266861600.

The previous prime is 2565160183. The next prime is 2565160223. The reversal of 2565160216 is 6120615652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210301 + ... + 222163.

It is an arithmetic number, because the mean of its divisors is an integer number (152155800).

Almost surely, 2^2565160216 is an apocalyptic number.

It is an amenable number.

2565160216 is a deficient number, since it is larger than the sum of its proper divisors (2303825384).

2565160216 is a wasteful number, since it uses less digits than its factorization.

2565160216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12199 (or 12195 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 2565160216 is about 50647.4107531668. The cubic root of 2565160216 is about 1368.8992909977.

Adding to 2565160216 its reverse (6120615652), we get a palindrome (8685775868).

The spelling of 2565160216 in words is "two billion, five hundred sixty-five million, one hundred sixty thousand, two hundred sixteen".