86643084632 has 32 divisors (see below), whose sum is σ = 175009850400. Its totient is φ = 39975980544.

The previous prime is 86643084571. The next prime is 86643084643. The reversal of 86643084632 is 23648034668.

It is a super-2 number, since 2×86643084632² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184928 + ... + 455504.

It is an arithmetic number, because the mean of its divisors is an integer number (5469057825).

Almost surely, 2^86643084632 is an apocalyptic number.

It is an amenable number.

86643084632 is an abundant number, since it is smaller than the sum of its proper divisors (88366765768).

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

86643084632 is a wasteful number, since it uses less digits than its factorization.

86643084632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273675 (or 273671 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 50.

The spelling of 86643084632 in words is "eighty-six billion, six hundred forty-three million, eighty-four thousand, six hundred thirty-two".