22045003550 has 24 divisors (see below), whose sum is σ = 41565408096. Its totient is φ = 8697205440.

The previous prime is 22045003529. The next prime is 22045003579. The reversal of 22045003550 is 5530054022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3016214 + ... + 3023513.

It is an arithmetic number, because the mean of its divisors is an integer number (1731892004).

Almost surely, 2^22045003550 is an apocalyptic number.

22045003550 is a deficient number, since it is larger than the sum of its proper divisors (19520404546).

22045003550 is a wasteful number, since it uses less digits than its factorization.

22045003550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6039812 (or 6039807 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

Adding to 22045003550 its reverse (5530054022), we get a palindrome (27575057572).

The spelling of 22045003550 in words is "twenty-two billion, forty-five million, three thousand, five hundred fifty".