65500717117368 has 192 divisors, whose sum is σ = 187082465905440. Its totient is φ = 18994390990848.

The previous prime is 65500717117361. The next prime is 65500717117369. The reversal of 65500717117368 is 86371171700556.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65500717117361) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20231380 + ... + 23244572.

Almost surely, 2^{65500717117368} 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 65500717117368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93541232952720).

65500717117368 is an abundant number, since it is smaller than the sum of its proper divisors (121581748788072).

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

65500717117368 is a wasteful number, since it uses less digits than its factorization.

65500717117368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013446 (or 3013423 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 57.

The spelling of 65500717117368 in words is "sixty-five trillion, five hundred billion, seven hundred seventeen million, one hundred seventeen thousand, three hundred sixty-eight".