32012086518 has 96 divisors (see below), whose sum is σ = 73957224960. Its totient is φ = 10261742400.

The previous prime is 32012086511. The next prime is 32012086531. The reversal of 32012086518 is 81568021023.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32012086511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6442471 + ... + 6447437.

It is an arithmetic number, because the mean of its divisors is an integer number (770387760).

Almost surely, 2^32012086518 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32012086518, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36978612480).

32012086518 is an abundant number, since it is smaller than the sum of its proper divisors (41945138442).

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

32012086518 is a wasteful number, since it uses less digits than its factorization.

32012086518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5131 (or 5084 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 32012086518 in words is "thirty-two billion, twelve million, eighty-six thousand, five hundred eighteen".