25435345441 has 8 divisors (see below), whose sum is σ = 27760080384. Its totient is φ = 23112682320.

The previous prime is 25435345399. The next prime is 25435345451. The reversal of 25435345441 is 14454353452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 25435345441 - 2¹⁷ = 25435214369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25435345394 and 25435345403.

It is not an unprimeable number, because it can be changed into a prime (25435345451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492225 + ... + 541438.

It is an arithmetic number, because the mean of its divisors is an integer number (3470010048).

Almost surely, 2^25435345441 is an apocalyptic number.

It is an amenable number.

25435345441 is a deficient number, since it is larger than the sum of its proper divisors (2324734943).

25435345441 is a wasteful number, since it uses less digits than its factorization.

25435345441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035911.

The product of its digits is 576000, while the sum is 40.

Adding to 25435345441 its reverse (14454353452), we get a palindrome (39889698893).

The spelling of 25435345441 in words is "twenty-five billion, four hundred thirty-five million, three hundred forty-five thousand, four hundred forty-one".