84305845317 has 8 divisors (see below), whose sum is σ = 112650577024. Its totient is φ = 56082505248.

The previous prime is 84305845297. The next prime is 84305845319. The reversal of 84305845317 is 71354850348.

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

It is not a de Polignac number, because 84305845317 - 2¹⁹ = 84305321029 is a prime.

It is a super-2 number, since 2×84305845317² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84305845319) 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, 30346288 + ... + 30349065.

It is an arithmetic number, because the mean of its divisors is an integer number (14081322128).

Almost surely, 2^84305845317 is an apocalyptic number.

It is an amenable number.

84305845317 is a deficient number, since it is larger than the sum of its proper divisors (28344731707).

84305845317 is a wasteful number, since it uses less digits than its factorization.

84305845317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60695819.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 84305845317 in words is "eighty-four billion, three hundred five million, eight hundred forty-five thousand, three hundred seventeen".