22573122352 has 20 divisors (see below), whose sum is σ = 47711372616. Its totient is φ = 10260510080.

The previous prime is 22573122317. The next prime is 22573122479. The reversal of 22573122352 is 25322137522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64128013 + ... + 64128364.

Almost surely, 2^22573122352 is an apocalyptic number.

22573122352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22573122352 is an abundant number, since it is smaller than the sum of its proper divisors (25138250264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22573122352 is a wasteful number, since it uses less digits than its factorization.

22573122352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128256396 (or 128256390 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

Adding to 22573122352 its reverse (25322137522), we get a palindrome (47895259874).

The spelling of 22573122352 in words is "twenty-two billion, five hundred seventy-three million, one hundred twenty-two thousand, three hundred fifty-two".