86237916091 has 8 divisors (see below), whose sum is σ = 93705036800. Its totient is φ = 79063623720.

The previous prime is 86237916067. The next prime is 86237916101. The reversal of 86237916091 is 19061973268.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 86237916091 - 2⁹ = 86237915579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86237916001) 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, 73206471 + ... + 73207648.

It is an arithmetic number, because the mean of its divisors is an integer number (11713129600).

Almost surely, 2^86237916091 is an apocalyptic number.

86237916091 is a deficient number, since it is larger than the sum of its proper divisors (7467120709).

86237916091 is a wasteful number, since it uses less digits than its factorization.

86237916091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146414169.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 86237916091 in words is "eighty-six billion, two hundred thirty-seven million, nine hundred sixteen thousand, ninety-one".