717924068416 has 21 divisors (see below), whose sum is σ = 1424644024341. Its totient is φ = 358958644992.

The previous prime is 717924068369. The next prime is 717924068429. The reversal of 717924068416 is 614860429717.

The square root of 717924068416 is 847304.

It is a perfect power (a square), and thus also a powerful number.

717924068416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 436498062400 + 281426006016 = 660680^2 + 530496^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6725476 + ... + 6831388.

Almost surely, 2^717924068416 is an apocalyptic number.

717924068416 is the 847304-th square number.

It is an amenable number.

717924068416 is a deficient number, since it is larger than the sum of its proper divisors (706719955925).

717924068416 is an frugal number, since it uses more digits than its factorization.

717924068416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211838 (or 105915 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 717924068416 in words is "seven hundred seventeen billion, nine hundred twenty-four million, sixty-eight thousand, four hundred sixteen".