22899616565 has 8 divisors (see below), whose sum is σ = 31405188480. Its totient is φ = 15702594192.

The previous prime is 22899616543. The next prime is 22899616603. The reversal of 22899616565 is 56561699822.

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

It is a cyclic number.

It is not a de Polignac number, because 22899616565 - 2¹⁶ = 22899551029 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327137345 + ... + 327137414.

It is an arithmetic number, because the mean of its divisors is an integer number (3925648560).

Almost surely, 2^22899616565 is an apocalyptic number.

It is an amenable number.

22899616565 is a deficient number, since it is larger than the sum of its proper divisors (8505571915).

22899616565 is an equidigital number, since it uses as much as digits as its factorization.

22899616565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654274771.

The product of its digits is 13996800, while the sum is 59.

The spelling of 22899616565 in words is "twenty-two billion, eight hundred ninety-nine million, six hundred sixteen thousand, five hundred sixty-five".