5656336565 has 16 divisors (see below), whose sum is σ = 7430844096. Its totient is φ = 4099152000.

The previous prime is 5656336559. The next prime is 5656336583.

It is a happy number.

5656336565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5656336565 - 2⁶ = 5656336501 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 166136 + ... + 197265.

It is an arithmetic number, because the mean of its divisors is an integer number (464427756).

Almost surely, 2^5656336565 is an apocalyptic number.

5656336565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5656336565 is a deficient number, since it is larger than the sum of its proper divisors (1774507531).

5656336565 is a wasteful number, since it uses less digits than its factorization.

5656336565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363700.

The product of its digits is 7290000, while the sum is 50.

The square root of 5656336565 is about 75208.6202838478. The cubic root of 5656336565 is about 1781.7430811568.

The spelling of 5656336565 in words is "five billion, six hundred fifty-six million, three hundred thirty-six thousand, five hundred sixty-five".