65221716000201 has 8 divisors (see below), whose sum is σ = 87174909732960. Its totient is φ = 43374833133792.

The previous prime is 65221716000151. The next prime is 65221716000239. The reversal of 65221716000201 is 10200061712256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65221716000201 - 2⁹ = 65221715999689 is a prime.

It is a super-4 number, since 4×65221716000201⁴ (a number of 56 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (65221716000101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26577715155 + ... + 26577717608.

It is an arithmetic number, because the mean of its divisors is an integer number (10896863716620).

Almost surely, 2^{65221716000201} is an apocalyptic number.

It is an amenable number.

65221716000201 is a deficient number, since it is larger than the sum of its proper divisors (21953193732759).

65221716000201 is a wasteful number, since it uses less digits than its factorization.

65221716000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53155433175.

The product of its (nonzero) digits is 10080, while the sum is 33.

Adding to 65221716000201 its reverse (10200061712256), we get a palindrome (75421777712457).

The spelling of 65221716000201 in words is "sixty-five trillion, two hundred twenty-one billion, seven hundred sixteen million, two hundred one", and thus it is an aban number.