86437215073 has 8 divisors (see below), whose sum is σ = 94513931136. Its totient is φ = 78396963600.

The previous prime is 86437215061. The next prime is 86437215097. The reversal of 86437215073 is 37051273468.

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 86437215073 - 2²¹ = 86435117921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86437215673) 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, 9111186 + ... + 9120667.

It is an arithmetic number, because the mean of its divisors is an integer number (11814241392).

Almost surely, 2^86437215073 is an apocalyptic number.

It is an amenable number.

86437215073 is a deficient number, since it is larger than the sum of its proper divisors (8076716063).

86437215073 is a wasteful number, since it uses less digits than its factorization.

86437215073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18232295.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 86437215073 in words is "eighty-six billion, four hundred thirty-seven million, two hundred fifteen thousand, seventy-three".