20242436370225 has 24 divisors (see below), whose sum is σ = 33891133983360. Its totient is φ = 10659308262720.

The previous prime is 20242436370223. The next prime is 20242436370229. The reversal of 20242436370225 is 52207363424202.

It is not a de Polignac number, because 20242436370225 - 2¹ = 20242436370223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20242436370223) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1708216554 + ... + 1708228403.

It is an arithmetic number, because the mean of its divisors is an integer number (1412130582640).

Almost surely, 2^{20242436370225} is an apocalyptic number.

20242436370225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20242436370225 is a deficient number, since it is larger than the sum of its proper divisors (13648697613135).

20242436370225 is a wasteful number, since it uses less digits than its factorization.

20242436370225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416445049 (or 3416445044 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 42.

Adding to 20242436370225 its reverse (52207363424202), we get a palindrome (72449799794427).

The spelling of 20242436370225 in words is "twenty trillion, two hundred forty-two billion, four hundred thirty-six million, three hundred seventy thousand, two hundred twenty-five".