22245233024 has 64 divisors (see below), whose sum is σ = 50983353600. Its totient is φ = 9470476800.

The previous prime is 22245232993. The next prime is 22245233027. The reversal of 22245233024 is 42033254222.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22245233027) 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, 53087 + ... + 217505.

It is an arithmetic number, because the mean of its divisors is an integer number (796614900).

Almost surely, 2^22245233024 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 22245233024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25491676800).

22245233024 is an abundant number, since it is smaller than the sum of its proper divisors (28738120576).

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

22245233024 is a wasteful number, since it uses less digits than its factorization.

22245233024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164591 (or 164579 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 22245233024 its reverse (42033254222), we get a palindrome (64278487246).

The spelling of 22245233024 in words is "twenty-two billion, two hundred forty-five million, two hundred thirty-three thousand, twenty-four".