6560506655650 has 24 divisors (see below), whose sum is σ = 12217853046420. Its totient is φ = 2620910045760.

The previous prime is 6560506655623. The next prime is 6560506655683. The reversal of 6560506655650 is 565566050656.

It can be written as a sum of positive squares in 6 ways, for example, as 4198896872641 + 2361609783009 = 2049121^2 + 1536753^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6560506655591 and 6560506655600.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82275165 + ... + 82354864.

Almost surely, 2^{6560506655650} is an apocalyptic number.

6560506655650 is a deficient number, since it is larger than the sum of its proper divisors (5657346390770).

6560506655650 is a wasteful number, since it uses less digits than its factorization.

6560506655650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164630838 (or 164630833 counting only the distinct ones).

The product of its (nonzero) digits is 24300000, while the sum is 55.

The spelling of 6560506655650 in words is "six trillion, five hundred sixty billion, five hundred six million, six hundred fifty-five thousand, six hundred fifty".