86605632205644 has 48 divisors (see below), whose sum is σ = 206388564092928. Its totient is φ = 28253062226688.

The previous prime is 86605632205643. The next prime is 86605632205663. The reversal of 86605632205644 is 44650223650668.

It is not an unprimeable number, because it can be changed into a prime (86605632205643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9308404 + ... + 16120100.

It is an arithmetic number, because the mean of its divisors is an integer number (4299761751936).

Almost surely, 2^{86605632205644} is an apocalyptic number.

It is an amenable number.

86605632205644 is an abundant number, since it is smaller than the sum of its proper divisors (119782931887284).

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

86605632205644 is a wasteful number, since it uses less digits than its factorization.

86605632205644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6834294 (or 6834292 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 57.

The spelling of 86605632205644 in words is "eighty-six trillion, six hundred five billion, six hundred thirty-two million, two hundred five thousand, six hundred forty-four".