86188813109 has 8 divisors (see below), whose sum is σ = 98541577920. Its totient is φ = 73846067616.

The previous prime is 86188813103. The next prime is 86188813121. The reversal of 86188813109 is 90131888168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86188813109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86188813103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2486384 + ... + 2520809.

It is an arithmetic number, because the mean of its divisors is an integer number (12317697240).

Almost surely, 2^86188813109 is an apocalyptic number.

It is an amenable number.

86188813109 is a deficient number, since it is larger than the sum of its proper divisors (12352764811).

86188813109 is a wasteful number, since it uses less digits than its factorization.

86188813109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5009659.

The product of its (nonzero) digits is 663552, while the sum is 53.

The spelling of 86188813109 in words is "eighty-six billion, one hundred eighty-eight million, eight hundred thirteen thousand, one hundred nine".