86660090118 has 96 divisors (see below), whose sum is σ = 222140086272. Its totient is φ = 23893056000.

The previous prime is 86660090117. The next prime is 86660090129. The reversal of 86660090118 is 81109006668.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86660090113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1347393 + ... + 1410243.

It is an arithmetic number, because the mean of its divisors is an integer number (2313959232).

Almost surely, 2^86660090118 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86660090118, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111070043136).

86660090118 is an abundant number, since it is smaller than the sum of its proper divisors (135479996154).

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

86660090118 is a wasteful number, since it uses less digits than its factorization.

86660090118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63250 (or 63247 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 86660090118 in words is "eighty-six billion, six hundred sixty million, ninety thousand, one hundred eighteen".