5205516656 has 20 divisors (see below), whose sum is σ = 10227742704. Its totient is φ = 2566099200.

The previous prime is 5205516629. The next prime is 5205516703. The reversal of 5205516656 is 6566155025.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2290025 + ... + 2292296.

Almost surely, 2^5205516656 is an apocalyptic number.

It is an amenable number.

5205516656 is a deficient number, since it is larger than the sum of its proper divisors (5022226048).

5205516656 is a wasteful number, since it uses less digits than its factorization.

5205516656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582400 (or 4582394 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 41.

The square root of 5205516656 is about 72149.2664966180. The cubic root of 5205516656 is about 1733.0906535328.

The spelling of 5205516656 in words is "five billion, two hundred five million, five hundred sixteen thousand, six hundred fifty-six".