86433945616 has 20 divisors (see below), whose sum is σ = 167907643600. Its totient is φ = 43102940832.

The previous prime is 86433945601. The next prime is 86433945617. The reversal of 86433945616 is 61654933468.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (86433945617) 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 3 ways as a sum of consecutive naturals, for example, 7120746 + ... + 7132873.

It is an arithmetic number, because the mean of its divisors is an integer number (8395382180).

Almost surely, 2^86433945616 is an apocalyptic number.

It is an amenable number.

86433945616 is a deficient number, since it is larger than the sum of its proper divisors (81473697984).

86433945616 is a wasteful number, since it uses less digits than its factorization.

86433945616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14254006 (or 14254000 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 55.

The spelling of 86433945616 in words is "eighty-six billion, four hundred thirty-three million, nine hundred forty-five thousand, six hundred sixteen".