2086113018 has 128 divisors (see below), whose sum is σ = 5042995200. Its totient is φ = 567864000.

The previous prime is 2086113013. The next prime is 2086113031. The reversal of 2086113018 is 8103116802.

It is not an unprimeable number, because it can be changed into a prime (2086113013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4354903 + ... + 4355381.

It is an arithmetic number, because the mean of its divisors is an integer number (39398400).

Almost surely, 2^2086113018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2086113018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2521497600).

2086113018 is an abundant number, since it is smaller than the sum of its proper divisors (2956882182).

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

2086113018 is a wasteful number, since it uses less digits than its factorization.

2086113018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 2086113018 is about 45673.9862284868. The cubic root of 2086113018 is about 1277.7501611680.

The spelling of 2086113018 in words is "two billion, eighty-six million, one hundred thirteen thousand, eighteen".