22352454125 has 16 divisors (see below), whose sum is σ = 27999606960. Its totient is φ = 17815460800.

The previous prime is 22352454077. The next prime is 22352454193. The reversal of 22352454125 is 52145425322.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 13523596681 + 8828857444 = 116291^2 + 93962^2 .

It is not a de Polignac number, because 22352454125 - 2¹⁴ = 22352437741 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 298754 + ... + 366003.

It is an arithmetic number, because the mean of its divisors is an integer number (1749975435).

Almost surely, 2^22352454125 is an apocalyptic number.

22352454125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22352454125 is a deficient number, since it is larger than the sum of its proper divisors (5647152835).

22352454125 is an equidigital number, since it uses as much as digits as its factorization.

22352454125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665041 (or 665031 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

Adding to 22352454125 its reverse (52145425322), we get a palindrome (74497879447).

The spelling of 22352454125 in words is "twenty-two billion, three hundred fifty-two million, four hundred fifty-four thousand, one hundred twenty-five".