22555542050 has 48 divisors (see below), whose sum is σ = 42875505792. Its totient is φ = 8824161600.

The previous prime is 22555542049. The next prime is 22555542059. The reversal of 22555542050 is 5024555522.

It is a self number, because there is not a number n which added to its sum of digits gives 22555542050.

It is not an unprimeable number, because it can be changed into a prime (22555542059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5029109 + ... + 5033591.

It is an arithmetic number, because the mean of its divisors is an integer number (893239704).

Almost surely, 2^22555542050 is an apocalyptic number.

22555542050 is a deficient number, since it is larger than the sum of its proper divisors (20319963742).

22555542050 is a wasteful number, since it uses less digits than its factorization.

22555542050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6683 (or 6678 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 35.

The spelling of 22555542050 in words is "twenty-two billion, five hundred fifty-five million, five hundred forty-two thousand, fifty".