65600500605066 has 192 divisors, whose sum is σ = 172503540673920. Its totient is φ = 18420333120000.

The previous prime is 65600500605023. The next prime is 65600500605091. The reversal of 65600500605066 is 66050600500656.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 193679401 + ... + 194017811.

It is an arithmetic number, because the mean of its divisors is an integer number (898455941010).

Almost surely, 2^{65600500605066} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65600500605066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86251770336960).

65600500605066 is an abundant number, since it is smaller than the sum of its proper divisors (106903040068854).

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

65600500605066 is a wasteful number, since it uses less digits than its factorization.

65600500605066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339698 (or 339685 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 45.

The spelling of 65600500605066 in words is "sixty-five trillion, six hundred billion, five hundred million, six hundred five thousand, sixty-six".