716781235066 has 32 divisors (see below), whose sum is σ = 1166522898240. Its totient is φ = 328352766336.

The previous prime is 716781235061. The next prime is 716781235099. The reversal of 716781235066 is 660532187617.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (716781235061) 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, 28009465 + ... + 28035043.

It is an arithmetic number, because the mean of its divisors is an integer number (36453840570).

Almost surely, 2^716781235066 is an apocalyptic number.

716781235066 is a deficient number, since it is larger than the sum of its proper divisors (449741663174).

716781235066 is a wasteful number, since it uses less digits than its factorization.

716781235066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33598.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 716781235066 in words is "seven hundred sixteen billion, seven hundred eighty-one million, two hundred thirty-five thousand, sixty-six".