86680670519 has 4 divisors (see below), whose sum is σ = 86691036240. Its totient is φ = 86670304800.

The previous prime is 86680670449. The next prime is 86680670533. The reversal of 86680670519 is 91507608668.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 86680670519 - 2³² = 82385703223 is a prime.

It is a super-2 number, since 2×86680670519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86680670569) 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, 5170307 + ... + 5187044.

It is an arithmetic number, because the mean of its divisors is an integer number (21672759060).

Almost surely, 2^86680670519 is an apocalyptic number.

86680670519 is a deficient number, since it is larger than the sum of its proper divisors (10365721).

86680670519 is a wasteful number, since it uses less digits than its factorization.

86680670519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10365720.

The product of its (nonzero) digits is 4354560, while the sum is 56.

The spelling of 86680670519 in words is "eighty-six billion, six hundred eighty million, six hundred seventy thousand, five hundred nineteen".