25362882421888 has 96 divisors (see below), whose sum is σ = 55547093035980. Its totient is φ = 11526824263680.

The previous prime is 25362882421859. The next prime is 25362882421901. The reversal of 25362882421888 is 88812428826352.

It can be written as a sum of positive squares in 2 ways, for example, as 25327384847424 + 35497574464 = 5032632^2 + 188408^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104221120 + ... + 104464192.

Almost surely, 2^{25362882421888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25362882421888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27773546517990).

25362882421888 is an abundant number, since it is smaller than the sum of its proper divisors (30184210614092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25362882421888 is a wasteful number, since it uses less digits than its factorization.

25362882421888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249846 (or 249823 counting only the distinct ones).

The product of its digits is 188743680, while the sum is 67.

The spelling of 25362882421888 in words is "twenty-five trillion, three hundred sixty-two billion, eight hundred eighty-two million, four hundred twenty-one thousand, eight hundred eighty-eight".