86017766851 has 4 divisors (see below), whose sum is σ = 86070833104. Its totient is φ = 85964700600.

The previous prime is 86017766837. The next prime is 86017766881. The reversal of 86017766851 is 15866771068.

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 86017766851 - 2⁵ = 86017766819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86017766792 and 86017766801.

It is not an unprimeable number, because it can be changed into a prime (86017766881) 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, 26530695 + ... + 26533936.

It is an arithmetic number, because the mean of its divisors is an integer number (21517708276).

Almost surely, 2^86017766851 is an apocalyptic number.

86017766851 is a deficient number, since it is larger than the sum of its proper divisors (53066253).

86017766851 is a wasteful number, since it uses less digits than its factorization.

86017766851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53066252.

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 86017766851 in words is "eighty-six billion, seventeen million, seven hundred sixty-six thousand, eight hundred fifty-one".