86378685119 has 4 divisors (see below), whose sum is σ = 86382870096. Its totient is φ = 86374500144.

The previous prime is 86378685097. The next prime is 86378685137. The reversal of 86378685119 is 91158687368.

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 86378685119 - 2⁸ = 86378684863 is a prime.

It is a super-2 number, since 2×86378685119² (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 (86378685139) 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 3 ways as a sum of consecutive naturals, for example, 2061374 + ... + 2102859.

It is an arithmetic number, because the mean of its divisors is an integer number (21595717524).

Almost surely, 2^86378685119 is an apocalyptic number.

86378685119 is a deficient number, since it is larger than the sum of its proper divisors (4184977).

86378685119 is a wasteful number, since it uses less digits than its factorization.

86378685119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4184976.

The product of its digits is 17418240, while the sum is 62.

The spelling of 86378685119 in words is "eighty-six billion, three hundred seventy-eight million, six hundred eighty-five thousand, one hundred nineteen".