5653663565 has 32 divisors (see below), whose sum is σ = 7844273280. Its totient is φ = 3866060800.

The previous prime is 5653663559. The next prime is 5653663583.

It is a happy number.

5653663565 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5653663565 - 2²² = 5649469261 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1202870 + ... + 1207560.

It is an arithmetic number, because the mean of its divisors is an integer number (245133540).

Almost surely, 2^5653663565 is an apocalyptic number.

5653663565 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5653663565 is a deficient number, since it is larger than the sum of its proper divisors (2190609715).

5653663565 is a wasteful number, since it uses less digits than its factorization.

5653663565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6013.

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

The square root of 5653663565 is about 75190.8476145867. The cubic root of 5653663565 is about 1781.4623723968.

The spelling of 5653663565 in words is "five billion, six hundred fifty-three million, six hundred sixty-three thousand, five hundred sixty-five".