22859068561 has 4 divisors (see below), whose sum is σ = 26124649792. Its totient is φ = 19593487332.

The previous prime is 22859068559. The next prime is 22859068571. The reversal of 22859068561 is 16586095822.

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, and also an emirpimes, since its reverse is a distinct semiprime: 16586095822 = 2 ⋅8293047911.

It is a cyclic number.

It is not a de Polignac number, because 22859068561 - 2¹ = 22859068559 is a prime.

It is a super-2 number, since 2×22859068561² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22859068499 and 22859068508.

It is not an unprimeable number, because it can be changed into a prime (22859068571) 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, 1632790605 + ... + 1632790618.

It is an arithmetic number, because the mean of its divisors is an integer number (6531162448).

Almost surely, 2^22859068561 is an apocalyptic number.

It is an amenable number.

22859068561 is a deficient number, since it is larger than the sum of its proper divisors (3265581231).

22859068561 is an equidigital number, since it uses as much as digits as its factorization.

22859068561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265581230.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 22859068561 in words is "twenty-two billion, eight hundred fifty-nine million, sixty-eight thousand, five hundred sixty-one".