86815308073 has 8 divisors (see below), whose sum is σ = 93495942848. Its totient is φ = 80135035344.

The previous prime is 86815308037. The next prime is 86815308131. The reversal of 86815308073 is 37080351868.

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

It is not a de Polignac number, because 86815308073 - 2²¹ = 86813210921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86815378073) 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 7 ways as a sum of consecutive naturals, for example, 606190 + ... + 735592.

It is an arithmetic number, because the mean of its divisors is an integer number (11686992856).

Almost surely, 2^86815308073 is an apocalyptic number.

It is an amenable number.

86815308073 is a deficient number, since it is larger than the sum of its proper divisors (6680634775).

86815308073 is a wasteful number, since it uses less digits than its factorization.

86815308073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181023.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 86815308073 in words is "eighty-six billion, eight hundred fifteen million, three hundred eight thousand, seventy-three".