86213436828 has 96 divisors (see below), whose sum is σ = 212484384000. Its totient is φ = 27166272000.

The previous prime is 86213436811. The next prime is 86213436851. The reversal of 86213436828 is 82863431268.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5145168 + ... + 5161896.

It is an arithmetic number, because the mean of its divisors is an integer number (2213379000).

Almost surely, 2^86213436828 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 86213436828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106242192000).

86213436828 is an abundant number, since it is smaller than the sum of its proper divisors (126270947172).

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

86213436828 is a wasteful number, since it uses less digits than its factorization.

86213436828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17075 (or 17073 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The spelling of 86213436828 in words is "eighty-six billion, two hundred thirteen million, four hundred thirty-six thousand, eight hundred twenty-eight".