22650605517 has 4 divisors (see below), whose sum is σ = 30200807360. Its totient is φ = 15100403676.

The previous prime is 22650605507. The next prime is 22650605533. The reversal of 22650605517 is 71550605622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22650605517 - 2⁴ = 22650605501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22650605507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3775100917 + ... + 3775100922.

It is an arithmetic number, because the mean of its divisors is an integer number (7550201840).

Almost surely, 2^22650605517 is an apocalyptic number.

It is an amenable number.

22650605517 is a deficient number, since it is larger than the sum of its proper divisors (7550201843).

22650605517 is an equidigital number, since it uses as much as digits as its factorization.

22650605517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7550201842.

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 22650605517 in words is "twenty-two billion, six hundred fifty million, six hundred five thousand, five hundred seventeen".