22355412356 has 6 divisors (see below), whose sum is σ = 39121971630. Its totient is φ = 11177706176.

The previous prime is 22355412329. The next prime is 22355412361. The reversal of 22355412356 is 65321455322.

It can be written as a sum of positive squares in only one way, i.e., 16589440000 + 5765972356 = 128800^2 + 75934^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2794426541 + ... + 2794426548.

It is an arithmetic number, because the mean of its divisors is an integer number (6520328605).

Almost surely, 2^22355412356 is an apocalyptic number.

It is an amenable number.

22355412356 is a deficient number, since it is larger than the sum of its proper divisors (16766559274).

22355412356 is a wasteful number, since it uses less digits than its factorization.

22355412356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5588853093 (or 5588853091 counting only the distinct ones).

The product of its digits is 216000, while the sum is 38.

Adding to 22355412356 its reverse (65321455322), we get a palindrome (87676867678).

The spelling of 22355412356 in words is "twenty-two billion, three hundred fifty-five million, four hundred twelve thousand, three hundred fifty-six".