86465943309 has 8 divisors (see below), whose sum is σ = 115343332992. Its totient is φ = 57616257920.

The previous prime is 86465943293. The next prime is 86465943323. The reversal of 86465943309 is 90334956468.

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 86465943309 - 2⁴ = 86465943293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86465943359) 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, 6918789 + ... + 6931274.

It is an arithmetic number, because the mean of its divisors is an integer number (14417916624).

Almost surely, 2^86465943309 is an apocalyptic number.

It is an amenable number.

86465943309 is a deficient number, since it is larger than the sum of its proper divisors (28877389683).

86465943309 is a wasteful number, since it uses less digits than its factorization.

86465943309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13852147.

The product of its (nonzero) digits is 16796160, while the sum is 57.

The spelling of 86465943309 in words is "eighty-six billion, four hundred sixty-five million, nine hundred forty-three thousand, three hundred nine".