202244400425 has 6 divisors (see below), whose sum is σ = 250783056558. Its totient is φ = 161795520320.

The previous prime is 202244400401. The next prime is 202244400431. The reversal of 202244400425 is 524004442202.

202244400425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 9070086169 + 193174314256 = 95237^2 + 439516^2 .

It is not a de Polignac number, because 202244400425 - 2¹⁸ = 202244138281 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 4044887984 + ... + 4044888033.

It is an arithmetic number, because the mean of its divisors is an integer number (41797176093).

Almost surely, 2^202244400425 is an apocalyptic number.

202244400425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

202244400425 is a deficient number, since it is larger than the sum of its proper divisors (48538656133).

202244400425 is an equidigital number, since it uses as much as digits as its factorization.

202244400425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8089776027 (or 8089776022 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 202244400425 its reverse (524004442202), we get a palindrome (726248842627).

The spelling of 202244400425 in words is "two hundred two billion, two hundred forty-four million, four hundred thousand, four hundred twenty-five".