16043586064 has 20 divisors (see below), whose sum is σ = 33910307280. Its totient is φ = 7292539040.

The previous prime is 16043586059. The next prime is 16043586107. The reversal of 16043586064 is 46068534061.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16043586064.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45578194 + ... + 45578545.

It is an arithmetic number, because the mean of its divisors is an integer number (1695515364).

Almost surely, 2^16043586064 is an apocalyptic number.

It is an amenable number.

16043586064 is an abundant number, since it is smaller than the sum of its proper divisors (17866721216).

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

16043586064 is a wasteful number, since it uses less digits than its factorization.

16043586064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91156758 (or 91156752 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 16043586064 in words is "sixteen billion, forty-three million, five hundred eighty-six thousand, sixty-four".