22253011564 has 12 divisors (see below), whose sum is σ = 44506023184. Its totient is φ = 9537004944.

The previous prime is 22253011541. The next prime is 22253011631. The reversal of 22253011564 is 46511035222.

22253011564 is an admirable number.

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, 397375179 + ... + 397375234.

Almost surely, 2^22253011564 is an apocalyptic number.

It is an amenable number.

22253011564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22253011564 is a wasteful number, since it uses less digits than its factorization.

22253011564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794750424 (or 794750422 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 22253011564 its reverse (46511035222), we get a palindrome (68764046786).

The spelling of 22253011564 in words is "twenty-two billion, two hundred fifty-three million, eleven thousand, five hundred sixty-four".