5565650065 has 8 divisors (see below), whose sum is σ = 6788268648. Its totient is φ = 4379527680.

The previous prime is 5565650063. The next prime is 5565650087. The reversal of 5565650065 is 5600565655.

It can be written as a sum of positive squares in 4 ways, for example, as 128504896 + 5437145169 = 11336^2 + 73737^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5565650065 - 2¹ = 5565650063 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5565650063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9123712 + ... + 9124321.

It is an arithmetic number, because the mean of its divisors is an integer number (848533581).

Almost surely, 2^5565650065 is an apocalyptic number.

It is an amenable number.

5565650065 is a deficient number, since it is larger than the sum of its proper divisors (1222618583).

5565650065 is a wasteful number, since it uses less digits than its factorization.

5565650065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18248099.

The product of its (nonzero) digits is 675000, while the sum is 43.

The square root of 5565650065 is about 74603.2845456552. The cubic root of 5565650065 is about 1772.1696679518.

The spelling of 5565650065 in words is "five billion, five hundred sixty-five million, six hundred fifty thousand, sixty-five".