86361806808 has 48 divisors (see below), whose sum is σ = 234875253600. Its totient is φ = 28666814400.

The previous prime is 86361806803. The next prime is 86361806827. The reversal of 86361806808 is 80860816368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86361806803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2492143 + ... + 2526558.

It is an arithmetic number, because the mean of its divisors is an integer number (4893234450).

Almost surely, 2^86361806808 is an apocalyptic number.

It is an amenable number.

86361806808 is an abundant number, since it is smaller than the sum of its proper divisors (148513446792).

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

86361806808 is a wasteful number, since it uses less digits than its factorization.

86361806808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5018952 (or 5018945 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The spelling of 86361806808 in words is "eighty-six billion, three hundred sixty-one million, eight hundred six thousand, eight hundred eight".