22275533788 has 6 divisors (see below), whose sum is σ = 38982184136. Its totient is φ = 11137766892.

The previous prime is 22275533783. The next prime is 22275533801. The reversal of 22275533788 is 88733557222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22275533783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2784441720 + ... + 2784441727.

Almost surely, 2^22275533788 is an apocalyptic number.

It is an amenable number.

22275533788 is a deficient number, since it is larger than the sum of its proper divisors (16706650348).

22275533788 is a wasteful number, since it uses less digits than its factorization.

22275533788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5568883451 (or 5568883449 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 52.

The spelling of 22275533788 in words is "twenty-two billion, two hundred seventy-five million, five hundred thirty-three thousand, seven hundred eighty-eight".