22501452150 has 144 divisors (see below), whose sum is σ = 61017166080. Its totient is φ = 5944780800.

The previous prime is 22501452143. The next prime is 22501452163. The reversal of 22501452150 is 5125410522.

22501452150 is a `hidden beast` number, since 2 + 2 + 501 + 4 + 5 + 2 + 150 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 33434214 + ... + 33434886.

It is an arithmetic number, because the mean of its divisors is an integer number (423730320).

Almost surely, 2^22501452150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22501452150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30508583040).

22501452150 is an abundant number, since it is smaller than the sum of its proper divisors (38515713930).

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

22501452150 is a wasteful number, since it uses less digits than its factorization.

22501452150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 22501452150 its reverse (5125410522), we get a palindrome (27626862672).

The spelling of 22501452150 in words is "twenty-two billion, five hundred one million, four hundred fifty-two thousand, one hundred fifty".