65012237067167 has 4 divisors (see below), whose sum is σ = 70013178380040. Its totient is φ = 60011295754296.

The previous prime is 65012237067103. The next prime is 65012237067223. The reversal of 65012237067167 is 76176073221056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65012237067167 - 2⁶ = 65012237067103 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 (65012237097167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500470656417 + ... + 2500470656442.

It is an arithmetic number, because the mean of its divisors is an integer number (17503294595010).

Almost surely, 2^{65012237067167} is an apocalyptic number.

65012237067167 is a deficient number, since it is larger than the sum of its proper divisors (5000941312873).

65012237067167 is a wasteful number, since it uses less digits than its factorization.

65012237067167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000941312872.

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 65012237067167 in words is "sixty-five trillion, twelve billion, two hundred thirty-seven million, sixty-seven thousand, one hundred sixty-seven".