65161115000501 has 8 divisors (see below), whose sum is σ = 70178491511520. Its totient is φ = 60144450353712.

The previous prime is 65161115000483. The next prime is 65161115000503. The reversal of 65161115000501 is 10500051116156.

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

It is a cyclic number.

It is not a de Polignac number, because 65161115000501 - 2¹⁴ = 65161114984117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65161115000503) 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, 177775931 + ... + 178142088.

It is an arithmetic number, because the mean of its divisors is an integer number (8772311438940).

Almost surely, 2^{65161115000501} is an apocalyptic number.

It is an amenable number.

65161115000501 is a deficient number, since it is larger than the sum of its proper divisors (5017376511019).

65161115000501 is a wasteful number, since it uses less digits than its factorization.

65161115000501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355932115.

The product of its (nonzero) digits is 4500, while the sum is 32.

Adding to 65161115000501 its reverse (10500051116156), we get a palindrome (75661166116657).

The spelling of 65161115000501 in words is "sixty-five trillion, one hundred sixty-one billion, one hundred fifteen million, five hundred one", and thus it is an aban number.