711249342736 has 15 divisors (see below), whose sum is σ = 1378052137591. Its totient is φ = 355622984656.

The previous prime is 711249342719. The next prime is 711249342737. The reversal of 711249342736 is 637243942117.

The square root of 711249342736 is 843356.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 711249342736.

It is not an unprimeable number, because it can be changed into a prime (711249342737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3268005 + ... + 3478843.

Almost surely, 2^711249342736 is an apocalyptic number.

711249342736 is the 843356-th square number.

It is an amenable number.

711249342736 is a deficient number, since it is larger than the sum of its proper divisors (666802794855).

711249342736 is an frugal number, since it uses more digits than its factorization.

711249342736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421686 (or 210841 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 49.

Multiplying 711249342736 by its sum of digits (49), we get a square (34851217794064 = 5903492²).

The spelling of 711249342736 in words is "seven hundred eleven billion, two hundred forty-nine million, three hundred forty-two thousand, seven hundred thirty-six".