4042251145025 has 24 divisors (see below), whose sum is σ = 5040026193720. Its totient is φ = 3216004277760.

The previous prime is 4042251145021. The next prime is 4042251145033. The reversal of 4042251145025 is 5205411522404.

4042251145025 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 12 ways, for example, as 24285184 + 4042226859841 = 4928^2 + 2010529^2 .

It is not a de Polignac number, because 4042251145025 - 2² = 4042251145021 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042251145021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4618277 + ... + 5423373.

It is an arithmetic number, because the mean of its divisors is an integer number (210001091405).

Almost surely, 2^{4042251145025} is an apocalyptic number.

It is an amenable number.

4042251145025 is a deficient number, since it is larger than the sum of its proper divisors (997775048695).

4042251145025 is a wasteful number, since it uses less digits than its factorization.

4042251145025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806213 (or 806208 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 4042251145025 its reverse (5205411522404), we get a palindrome (9247662667429).

The spelling of 4042251145025 in words is "four trillion, forty-two billion, two hundred fifty-one million, one hundred forty-five thousand, twenty-five".