718842839716 has 27 divisors (see below), whose sum is σ = 1264306483713. Its totient is φ = 357621442800.

The previous prime is 718842839713. The next prime is 718842839747. The reversal of 718842839716 is 617938248817.

The square root of 718842839716 is 847846.

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

It can be written as a sum of positive squares in only one way, i.e., 59953481316 + 658889358400 = 244854^2 + 811720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (718842839713) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 378138366 + ... + 378140266.

Almost surely, 2^718842839716 is an apocalyptic number.

718842839716 is the 847846-th square number.

It is an amenable number.

718842839716 is a deficient number, since it is larger than the sum of its proper divisors (545463643997).

718842839716 is an frugal number, since it uses more digits than its factorization.

718842839716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4252 (or 2126 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 64.

Multiplying 718842839716 by its sum of digits (64), we get a square (46005941741824 = 6782768²).

The spelling of 718842839716 in words is "seven hundred eighteen billion, eight hundred forty-two million, eight hundred thirty-nine thousand, seven hundred sixteen".