22604565422 has 4 divisors (see below), whose sum is σ = 33906848136. Its totient is φ = 11302282710.

The previous prime is 22604565421. The next prime is 22604565427. The reversal of 22604565422 is 22456540622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22456540622 = 2 ⋅11228270311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22604565421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5651141354 + ... + 5651141357.

It is an arithmetic number, because the mean of its divisors is an integer number (8476712034).

Almost surely, 2^22604565422 is an apocalyptic number.

22604565422 is a deficient number, since it is larger than the sum of its proper divisors (11302282714).

22604565422 is a wasteful number, since it uses less digits than its factorization.

22604565422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11302282713.

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 22604565422 in words is "twenty-two billion, six hundred four million, five hundred sixty-five thousand, four hundred twenty-two".