66482840917248 has 288 divisors, whose sum is σ = 210609181440000. Its totient is φ = 18221406658560.

The previous prime is 66482840917223. The next prime is 66482840917291. The reversal of 66482840917248 is 84271904828466.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11769003 + ... + 16476501.

It is an arithmetic number, because the mean of its divisors is an integer number (731281880000).

Almost surely, 2^{66482840917248} 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 66482840917248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105304590720000).

66482840917248 is an abundant number, since it is smaller than the sum of its proper divisors (144126340522752).

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

66482840917248 is a wasteful number, since it uses less digits than its factorization.

66482840917248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707633 (or 4707619 counting only the distinct ones).

The product of its (nonzero) digits is 297271296, while the sum is 69.

The spelling of 66482840917248 in words is "sixty-six trillion, four hundred eighty-two billion, eight hundred forty million, nine hundred seventeen thousand, two hundred forty-eight".