6565625416 has 64 divisors (see below), whose sum is σ = 14199569280. Its totient is φ = 2787886080.

The previous prime is 6565625359. The next prime is 6565625431. The reversal of 6565625416 is 6145265656.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3263851 + ... + 3265861.

It is an arithmetic number, because the mean of its divisors is an integer number (221868270).

Almost surely, 2^6565625416 is an apocalyptic number.

It is an amenable number.

6565625416 is an abundant number, since it is smaller than the sum of its proper divisors (7633943864).

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

6565625416 is a wasteful number, since it uses less digits than its factorization.

6565625416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2534 (or 2530 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 46.

The square root of 6565625416 is about 81028.5469202058. The cubic root of 6565625416 is about 1872.5152666695.

The spelling of 6565625416 in words is "six billion, five hundred sixty-five million, six hundred twenty-five thousand, four hundred sixteen".