8168085086 has 24 divisors (see below), whose sum is σ = 14255743320. Its totient is φ = 3499805232.

The previous prime is 8168085071. The next prime is 8168085169. The reversal of 8168085086 is 6805808618.

It is a super-2 number, since 2×8168085086² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 653645 + ... + 666023.

It is an arithmetic number, because the mean of its divisors is an integer number (593989305).

Almost surely, 2^8168085086 is an apocalyptic number.

8168085086 is a deficient number, since it is larger than the sum of its proper divisors (6087658234).

8168085086 is a wasteful number, since it uses less digits than its factorization.

8168085086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19128 (or 19121 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 50.

The square root of 8168085086 is about 90377.4589485675. The cubic root of 8168085086 is about 2013.9101204833.

The spelling of 8168085086 in words is "eight billion, one hundred sixty-eight million, eighty-five thousand, eighty-six".