86186071146 has 32 divisors (see below), whose sum is σ = 199771342848. Its totient is φ = 24277765680.

The previous prime is 86186071073. The next prime is 86186071163. The reversal of 86186071146 is 64117068168.

It is a junction number, because it is equal to n+sod(n) for n = 86186071095 and 86186071104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14448070 + ... + 14454033.

It is an arithmetic number, because the mean of its divisors is an integer number (6242854464).

Almost surely, 2^86186071146 is an apocalyptic number.

86186071146 is an abundant number, since it is smaller than the sum of its proper divisors (113585271702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86186071146 is a wasteful number, since it uses less digits than its factorization.

86186071146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28902186.

The product of its (nonzero) digits is 387072, while the sum is 48.

The spelling of 86186071146 in words is "eighty-six billion, one hundred eighty-six million, seventy-one thousand, one hundred forty-six".