86163857146 has 8 divisors (see below), whose sum is σ = 129800489364. Its totient is φ = 42897027360.

The previous prime is 86163857137. The next prime is 86163857147. The reversal of 86163857146 is 64175836168.

It can be written as a sum of positive squares in 2 ways, for example, as 69577250625 + 16586606521 = 263775^2 + 128789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (86163857147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92450025 + ... + 92450956.

Almost surely, 2^86163857146 is an apocalyptic number.

86163857146 is a deficient number, since it is larger than the sum of its proper divisors (43636632218).

86163857146 is a wasteful number, since it uses less digits than its factorization.

86163857146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184901216.

The product of its digits is 5806080, while the sum is 55.

The spelling of 86163857146 in words is "eighty-six billion, one hundred sixty-three million, eight hundred fifty-seven thousand, one hundred forty-six".