86404330091 has 8 divisors (see below), whose sum is σ = 86538325104. Its totient is φ = 86270404320.

The previous prime is 86404330079. The next prime is 86404330093. The reversal of 86404330091 is 19003340468.

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-86404330091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86404330093) 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, 2837141 + ... + 2867433.

It is an arithmetic number, because the mean of its divisors is an integer number (10817290638).

Almost surely, 2^86404330091 is an apocalyptic number.

86404330091 is a deficient number, since it is larger than the sum of its proper divisors (133995013).

86404330091 is a wasteful number, since it uses less digits than its factorization.

86404330091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34621.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 86404330091 in words is "eighty-six billion, four hundred four million, three hundred thirty thousand, ninety-one".