4085686346588 has 72 divisors (see below), whose sum is σ = 9080485513344. Its totient is φ = 1590584066400.

The previous prime is 4085686346587. The next prime is 4085686346593. The reversal of 4085686346588 is 8856436865804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085686346587) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2027633 + ... + 3504663.

It is an arithmetic number, because the mean of its divisors is an integer number (126117854352).

Almost surely, 2^{4085686346588} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4085686346588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4540242756672).

4085686346588 is an abundant number, since it is smaller than the sum of its proper divisors (4994799166756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4085686346588 is a wasteful number, since it uses less digits than its factorization.

4085686346588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478343 (or 1478334 counting only the distinct ones).

The product of its (nonzero) digits is 1061683200, while the sum is 71.

The spelling of 4085686346588 in words is "four trillion, eighty-five billion, six hundred eighty-six million, three hundred forty-six thousand, five hundred eighty-eight".