86047372867 has 4 divisors (see below), whose sum is σ = 86067208360. Its totient is φ = 86027537376.

The previous prime is 86047372841. The next prime is 86047372871. The reversal of 86047372867 is 76827374068.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86047372867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86047372067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9911238 + ... + 9919915.

It is an arithmetic number, because the mean of its divisors is an integer number (21516802090).

Almost surely, 2^86047372867 is an apocalyptic number.

86047372867 is a deficient number, since it is larger than the sum of its proper divisors (19835493).

86047372867 is a wasteful number, since it uses less digits than its factorization.

86047372867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19835492.

The product of its (nonzero) digits is 18966528, while the sum is 58.

The spelling of 86047372867 in words is "eighty-six billion, forty-seven million, three hundred seventy-two thousand, eight hundred sixty-seven".