25524045587261 has 16 divisors (see below), whose sum is σ = 28450474940160. Its totient is φ = 22736062050240.

The previous prime is 25524045587207. The next prime is 25524045587309. The reversal of 25524045587261 is 16278554042552.

It is a cyclic number.

It is not a de Polignac number, because 25524045587261 - 2³⁴ = 25506865718077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25524045587197 and 25524045587206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25524045587461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17387375 + ... + 18798108.

It is an arithmetic number, because the mean of its divisors is an integer number (1778154683760).

Almost surely, 2^{25524045587261} is an apocalyptic number.

It is an amenable number.

25524045587261 is a deficient number, since it is larger than the sum of its proper divisors (2926429352899).

25524045587261 is a wasteful number, since it uses less digits than its factorization.

25524045587261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36187396.

The product of its (nonzero) digits is 26880000, while the sum is 56.

The spelling of 25524045587261 in words is "twenty-five trillion, five hundred twenty-four billion, forty-five million, five hundred eighty-seven thousand, two hundred sixty-one".