86195232612 has 18 divisors (see below), whose sum is σ = 217882393638. Its totient is φ = 28731744192.

The previous prime is 86195232611. The next prime is 86195232649. The reversal of 86195232612 is 21623259168.

86195232612 is a `hidden beast` number, since 8 + 6 + 1 + 9 + 5 + 23 + 2 + 612 = 666.

It can be written as a sum of positive squares in only one way, i.e., 45832815396 + 40362417216 = 214086^2 + 200904^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (86195232611) 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 5 ways as a sum of consecutive naturals, for example, 1197155973 + ... + 1197156044.

Almost surely, 2^86195232612 is an apocalyptic number.

It is an amenable number.

86195232612 is an abundant number, since it is smaller than the sum of its proper divisors (131687161026).

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

86195232612 is a wasteful number, since it uses less digits than its factorization.

86195232612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394312027 (or 2394312022 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The spelling of 86195232612 in words is "eighty-six billion, one hundred ninety-five million, two hundred thirty-two thousand, six hundred twelve".