25066493133616 has 80 divisors (see below), whose sum is σ = 53884981497600. Its totient is φ = 11199592684800.

The previous prime is 25066493133601. The next prime is 25066493133653. The reversal of 25066493133616 is 61633139466052.

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 15 ways as a sum of consecutive naturals, for example, 105185125 + ... + 105423163.

It is an arithmetic number, because the mean of its divisors is an integer number (673562268720).

Almost surely, 2^{25066493133616} 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 25066493133616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26942490748800).

25066493133616 is an abundant number, since it is smaller than the sum of its proper divisors (28818488363984).

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

25066493133616 is a wasteful number, since it uses less digits than its factorization.

25066493133616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248258 (or 248252 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 55.

The spelling of 25066493133616 in words is "twenty-five trillion, sixty-six billion, four hundred ninety-three million, one hundred thirty-three thousand, six hundred sixteen".