22253356236 has 12 divisors (see below), whose sum is σ = 51924497912. Its totient is φ = 7417785408.

The previous prime is 22253356207. The next prime is 22253356243. The reversal of 22253356236 is 63265335222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22253356194 and 22253356203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 927223165 + ... + 927223188.

Almost surely, 2^22253356236 is an apocalyptic number.

It is an amenable number.

22253356236 is an abundant number, since it is smaller than the sum of its proper divisors (29671141676).

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

22253356236 is a wasteful number, since it uses less digits than its factorization.

22253356236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854446360 (or 1854446358 counting only the distinct ones).

The product of its digits is 388800, while the sum is 39.

The spelling of 22253356236 in words is "twenty-two billion, two hundred fifty-three million, three hundred fifty-six thousand, two hundred thirty-six".