86517194080 has 96 divisors (see below), whose sum is σ = 215029533600. Its totient is φ = 32847101952.

The previous prime is 86517194009. The next prime is 86517194131. The reversal of 86517194080 is 8049171568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115744 + ... + 431776.

It is an arithmetic number, because the mean of its divisors is an integer number (2239890975).

Almost surely, 2^86517194080 is an apocalyptic number.

86517194080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86517194080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107514766800).

86517194080 is an abundant number, since it is smaller than the sum of its proper divisors (128512339520).

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

86517194080 is a wasteful number, since it uses less digits than its factorization.

86517194080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316136 (or 316128 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 86517194080 in words is "eighty-six billion, five hundred seventeen million, one hundred ninety-four thousand, eighty".