86618447862 has 16 divisors (see below), whose sum is σ = 173281282752. Its totient is φ = 28865418120.

The previous prime is 86618447837. The next prime is 86618447873. The reversal of 86618447862 is 26874481668.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 86618447796 and 86618447805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824064 + ... + 1870947.

It is an arithmetic number, because the mean of its divisors is an integer number (10830080172).

Almost surely, 2^86618447862 is an apocalyptic number.

86618447862 is an abundant number, since it is smaller than the sum of its proper divisors (86662834890).

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

86618447862 is a wasteful number, since it uses less digits than its factorization.

86618447862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698923.

The product of its digits is 24772608, while the sum is 60.

The spelling of 86618447862 in words is "eighty-six billion, six hundred eighteen million, four hundred forty-seven thousand, eight hundred sixty-two".