25453467504885 has 64 divisors (see below), whose sum is σ = 49286469855744. Its totient is φ = 10950266880000.

The previous prime is 25453467504863. The next prime is 25453467504947. The reversal of 25453467504885 is 58840576435452.

It is not a de Polignac number, because 25453467504885 - 2²⁸ = 25453199069429 is a prime.

It is a super-3 number, since 3×25453467504885³ (a number of 41 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16506885 + ... + 17982885.

It is an arithmetic number, because the mean of its divisors is an integer number (770101091496).

Almost surely, 2^{25453467504885} is an apocalyptic number.

It is an amenable number.

25453467504885 is a deficient number, since it is larger than the sum of its proper divisors (23833002350859).

25453467504885 is a wasteful number, since it uses less digits than its factorization.

25453467504885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485694.

The product of its (nonzero) digits is 645120000, while the sum is 66.

The spelling of 25453467504885 in words is "twenty-five trillion, four hundred fifty-three billion, four hundred sixty-seven million, five hundred four thousand, eight hundred eighty-five".