25941202559 has 4 divisors (see below), whose sum is σ = 25951911216. Its totient is φ = 25930493904.

The previous prime is 25941202549. The next prime is 25941202591. The reversal of 25941202559 is 95520214952.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25941202559 - 2⁴ = 25941202543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25941202519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5350694 + ... + 5355539.

It is an arithmetic number, because the mean of its divisors is an integer number (6487977804).

Almost surely, 2^25941202559 is an apocalyptic number.

25941202559 is a deficient number, since it is larger than the sum of its proper divisors (10708657).

25941202559 is a wasteful number, since it uses less digits than its factorization.

25941202559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10708656.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 25941202559 in words is "twenty-five billion, nine hundred forty-one million, two hundred two thousand, five hundred fifty-nine".