22000544552 has 32 divisors (see below), whose sum is σ = 47150251200. Its totient is φ = 9427559424.

The previous prime is 22000544551. The next prime is 22000544603. The reversal of 22000544552 is 25544500022.

It is not an unprimeable number, because it can be changed into a prime (22000544551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494024 + ... + 536712.

It is an arithmetic number, because the mean of its divisors is an integer number (1473445350).

Almost surely, 2^22000544552 is an apocalyptic number.

It is an amenable number.

22000544552 is an abundant number, since it is smaller than the sum of its proper divisors (25149706648).

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

22000544552 is a wasteful number, since it uses less digits than its factorization.

22000544552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51905 (or 51901 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The spelling of 22000544552 in words is "twenty-two billion, five hundred forty-four thousand, five hundred fifty-two".