25382859265812 has 96 divisors (see below), whose sum is σ = 60051783939840. Its totient is φ = 8343616906240.

The previous prime is 25382859265811. The next prime is 25382859265909. The reversal of 25382859265812 is 21856295828352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25382859265811) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 613373362 + ... + 613414742.

It is an arithmetic number, because the mean of its divisors is an integer number (625539416040).

Almost surely, 2^{25382859265812} is an apocalyptic number.

It is an amenable number.

25382859265812 is an abundant number, since it is smaller than the sum of its proper divisors (34668924674028).

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

25382859265812 is a wasteful number, since it uses less digits than its factorization.

25382859265812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42993 (or 42991 counting only the distinct ones).

The product of its digits is 165888000, while the sum is 66.

The spelling of 25382859265812 in words is "twenty-five trillion, three hundred eighty-two billion, eight hundred fifty-nine million, two hundred sixty-five thousand, eight hundred twelve".