22050016752225 has 192 divisors, whose sum is σ = 47124627259392. Its totient is φ = 8828959392000.

The previous prime is 22050016752193. The next prime is 22050016752289. The reversal of 22050016752225 is 52225761005022.

It is not a de Polignac number, because 22050016752225 - 2⁵ = 22050016752193 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 40367382 + ... + 40909968.

It is an arithmetic number, because the mean of its divisors is an integer number (245440766976).

Almost surely, 2^{22050016752225} is an apocalyptic number.

22050016752225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22050016752225 is an abundant number, since it is smaller than the sum of its proper divisors (25074610507167).

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

22050016752225 is a wasteful number, since it uses less digits than its factorization.

22050016752225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542876 (or 542871 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

Adding to 22050016752225 its reverse (52225761005022), we get a palindrome (74275777757247).

The spelling of 22050016752225 in words is "twenty-two trillion, fifty billion, sixteen million, seven hundred fifty-two thousand, two hundred twenty-five".