22532422212450 has 144 divisors (see below), whose sum is σ = 63727060849920. Its totient is φ = 5692062879360.

The previous prime is 22532422212401. The next prime is 22532422212463. The reversal of 22532422212450 is 5421222423522.

22532422212450 is a `hidden beast` number, since 2 + 2 + 532 + 42 + 22 + 12 + 4 + 50 = 666.

It is a super-2 number, since 2×22532422212450² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 163723567 + ... + 163861133.

It is an arithmetic number, because the mean of its divisors is an integer number (442549033680).

Almost surely, 2^{22532422212450} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22532422212450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31863530424960).

22532422212450 is an abundant number, since it is smaller than the sum of its proper divisors (41194638637470).

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

22532422212450 is a wasteful number, since it uses less digits than its factorization.

22532422212450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156761 (or 156753 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 22532422212450 its reverse (5421222423522), we get a palindrome (27953644635972).

The spelling of 22532422212450 in words is "twenty-two trillion, five hundred thirty-two billion, four hundred twenty-two million, two hundred twelve thousand, four hundred fifty".