22220053504 has 88 divisors (see below), whose sum is σ = 49042320768. Its totient is φ = 9977917440.

The previous prime is 22220053459. The next prime is 22220053517. The reversal of 22220053504 is 40535002222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (88).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923029 + ... + 946795.

Almost surely, 2^22220053504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22220053504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24521160384).

22220053504 is an abundant number, since it is smaller than the sum of its proper divisors (26822267264).

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

22220053504 is a wasteful number, since it uses less digits than its factorization.

22220053504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23881 (or 23863 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 22220053504 its reverse (40535002222), we get a palindrome (62755055726).

The spelling of 22220053504 in words is "twenty-two billion, two hundred twenty million, fifty-three thousand, five hundred four".